Copyright © Philip M. Parker, INSEAD. Terms of Use.

Reagent

Definition: Reagent

Reagent

Noun

1. A chemical agent for use in chemical reactions.

Source: WordNet 1.7.1 Copyright © 2001 by Princeton University. All rights reserved.
 

Date "reagent" was first used in popular English literature: sometime before 1871. (references)



Specialty Definitions: Reagent

DomainDefinitions

Chemistry

A substance for use in chemical synthesis and analysis. Source: European Union. (references)

Health

A substance employed to produce a chemical reaction so as to detect, measure, produce, etc., other substances. (references)

Medicine

2)any compound taking part in a chemical reaction. Source: European Union. (references)

Source: compiled by the editor from various references; see credits.

Top     

Synonyms within Context: Reagent

ContextSynonyms within Context (source: adapted from Roget's Thesaurus).

Experiment

Crucible, reagent, check, touchstone, pix; assay, ordeal; ring; litmus paper, curcuma paper, turmeric paper; test tube; analytical instruments.

Source: adapted from Roget's Thesaurus.

Top     

Crosswords: Reagent

English words defined with "reagent": iodic acidricinsal ammoniac, Saponifier, Standardized solutiontest paper, treateduntreated. (references)
Specialty definitions using "reagent": 2,2'-Dipyridyl, 2,6-Dichloroindophenol, 2-Hydroxy-5-nitrobenzyl Bromide4-Acetamido-4'-isothiocyanatostilbene-2,2'-disulfonic Acid, 4-Chloro-7-nitrobenzofurazan, 4-ChloromercuribenzenesulfonateAbel's reagent, Aminopropionitrile, Ampyrone, anionic collector, Aurintricarboxylic Acidbathotonic reagent, Belynski's reagent, bioreactor, bolting silk, Boylston's reagent, Bromcresol Green, bromine cyanide, ButyrylthiocholineCanfield's reagent, chemical deposition, CLASSIFIER TENDER, CNBr, Cole reagent, collecting agent, Coombs' Test, Cyanogen Bromide, Czochralski's reagentDaeves's reagent, Dextran Sulfate, d'Huart reagent, Dimethyl Adipimidate, Dinitrochlorobenzene, disk-and-cup feeder, Dithioerythritol, Dithionitrobenzoic Acid, Dithiothreitol, drip feederetch pattern, Ethanolamine, Ethyldimethylaminopropyl Carbodiimide, Ethylmaleimide, extractantFerrozine, flocculating agent, flotation reagent, Flow Injection Analysis, Fluorescamine, Fremont etching reagentGlutaral, GRINDER-MILL OPERATORHeyn's reagentIgewsky's reagent, Indigo Carmine, IodoacetamideKalling's solution, Karl Fischer reagent, KETTLE TENDER IMarble's reagent, MOLYBDENUM-STEAMER OPERATOR, Murakami's reagentNinhydrin, nitalo-Phthalaldehydep-Chloromercuribenzoic Acid, Periodic Acid-Schiff Reaction, pH modifier, Phenylglyoxal, Phloroglucinol, Phthalic Anhydrides, picral, polyethylenimine, preferential wetting, Protein Footprinting, PyruvaldehydeRadioimmunoprecipitation Assay, RADIOPHARMACIST, reactive reagent, Reagent Kits, Diagnostic, REAGENT TENDER, REAGENT TENDER HELPER, recirculation of water, Ruthenium Redsample dyer, Schweitzer's reagent, Showdomycin, Silver Staining, solution analysis, stage addition, Staining and Labeling, Stead's reagentTetramethylphenylenediamine, Tetraphenylborate, Thioacetamide, Thymolphthalein, Titrimetry, Trinitrobenzenesulfonic Acid, TWITCHELL OPERATORVillela's reagentwater-avid surface. (references)
Non-English Usage: "Reagent" is also a word in the following language with the English translation in parentheses.

Albanian (reagent).

Top     

Commercial Usage: Reagent

DomainTitle

Books

  • Comprehensive Organic Chemistry : Formula, Subject, Author, Reaction, and Reagent Indexes (reference)

  • Dry Reagent Chemistries in Chemical Analysis (reference)

  • Physical and Chemical Detection Methods: Activation Reactions, Reagent Sequences, Reagents II, Volume 1b, Thin-Layer Chromatography: Reagents and Detection Methods (reference)

  • Preparation and Testing of Reagent Water in the Clinical Laboratory (Tentative Guideline Ser. : Vol. 8) (reference)

  • Reagent Chemicals (reference)

    (more book examples)

  

Music

Source: compiled by the editor from various references; see credits.

Top     

Non-Fiction Usage: Reagent

SubjectTopicQuote

Health

A common method of illegal methamphetamine production uses lead acetate as a reagent. (references)

Although initially used for immune deficiency states, intravenous immunoglobulin (IVIG) has also been utilized as a prophylactic and therapeutic reagent in a variety of other conditions. (references)

Business

VAT (19%) is, therefore, calculated upon a price including transport fees plus all of the above taxes, which leads to a price increase of about 20%. There is a no-duty exception for biochemistry analyzers during the first 6 months of the year 2000. The high level of duty is a serious impediment to imports from the United States, especially for hematology analyzers, blood cell counters and composite reagent test kits, products that become less competitive than similar EU products, even if they are of better quality. (references)

Source: compiled by the editor from ICON Group International, Inc.; see credits.

Top     

Usage Frequency: Reagent

"Reagent" is generally used as a noun (singular) -- approximately 84.44% of the time. "Reagent" is used about 45 times out of a sample of 100 million words spoken or written in English. Its rank is based on over 700,000 words used in the English language. Some parts-of-speech are not covered due to the samples used by the British National Corpus. (note: percents less than one-hundredth of one percent have been omitted)
Parts of SpeechPercentUsage per
100 Million Words
Rank in English
Noun (singular)84.44%3855,818
Adjective (general or positive)15.56%7133,076
                    Total100.00%45N/A

Source: compiled by the editor from several corpora; see credits.

Top     

Expressions: Reagent

Expressions using "reagent": Karl Fischer reagent reagent paper Reagent Strips Schweitzer's reagent. Additional references.

Source: compiled by the editor from various references; see credits.

Top     

Frequency of Internet Keywords: Reagent

The following statistics estimate the number of searches per day across the major English-language search engines as identified by various trade publications. Hyperlinks lead to commercial use of the expression at Amazon.com.
 
ExpressionFrequency
per Day

reagent

16

limiting reagent

14

chemistry reagent

12

reagent chemical

10

fentons reagent

8

reagent strip

5

reagent bottle

4

reagent tri

4

hitachi reagent

4

benedicts reagent

4
Source: compiled by the editor from various references; see credits.

Top     

Modern Translations: Reagent

Language Translations for "reagent"; alternative meanings/domain in parentheses.

Albanian

  

reaktiv (Aerojet, jet, missile, reactive, test), reagent. (various references)

   

Arabic 

  

‏كاشف مادة في الكيمياء. (various references)

   

Bulgarian 

  

реактив (test), реагент (reactant). (various references)

   

Chinese 

  

试剂. (various references)

   

Czech

  

reagens, èinidlo (agent). (various references)

   

Danish

  

reagens (reactant). (various references)

   

Dutch

  

reagens (reactant). (various references)

   

Farsi 

  

موضوع ازمایش روانی . (various references)

   

Finnish

  

reagenssi (molten salts in the form of reagents or heat exchangers may come into contact with the steels). (various references)

   

French

  

réactif (reactant, reacting, reactive). (various references)

   

German

  

Reagenz, Reagens, Gegenkraft. (various references)

   

Greek 

  

αντιδραστήριο. (various references)

   

Hebrew 

  

מפעיל (actuator, agent, effector, operator). (various references)

   

Hungarian

  

reagens (reactant, reactive, test), vegyszer. (various references)

   

Italian

  

reagente (reactant). (various references)

   

Japanese Kanji 

  

試薬 . (various references)

   

Japanese Katakana 

  

しやく. (various references)

   

Korean 

  

시약. (various references)

   

Manx

  

ym-obbree. (various references)

   

Pig Latin

  

eagentray.(various references)

   

Portuguese

  

reagente (reactant). (various references)

   

Romanian

  

reactiv (reactive, test). (various references)

   

Russian 

  

реактив (chemical agent), реагент. (various references)

   

Serbo-Croatian

  

reagens (test). (various references)

   

Spanish

  

reactivo (aerojet, reactant, reactive). (various references)

   

Swedish

  

reagens (reagent paper). (various references)

   

Turkish

  

reaktif, reaksiyon (countercheck, effect, reaction, rebound, take), tepki (answer, countercheck, reaction, rebound, reception, repercussion, repercussions, response, revulsion, take), miyar (standard, test), denek (experimental, guinea pig, subject, test subject), ayıraç. (various references)

   

Ukranian 

  

реактив, реагент. (various references)

   

Welsh

  

adweithydd (reactor). (various references)

Source: compiled by the editor from various translation references.

Top     

Derivations & Misspellings: Reagent

Derivations

Words beginning with "reagent": reagents. (additional references)


Misspellings

"Reagent" is suggested in spellcheckers for the following: Eriugena, raegan, ragment, Raguenet, reagant, reage, reageant, reagen, reagens, reagon, reasent, regaen, reigen, reigneth, Remagen. (additional references)

Source: compiled by the editor, based on several corpora (additional references).

Top     

Rhyming with "Reagent"

# of Phoneme MatchesPronunciationWord(s) rhyming with "reagent" (pronounced rēā"junt)
5-ā" j u n tagent.
4-j u n targent, astringent, cogent, contingent, convergent, detergent, diligent, divergent, emergent, exigent, indigent, indulgent, insurgent, intelligent, intransigent, negligent, pageant, pungent, Regent, resurgent, sergeant, stringent, tangent, urgent.
3-u n tabandonment, abatement, aberrant, abhorrent, abortifacient, absent, absorbent, abstinent, abundant, accelerant, accident, accompaniment, accomplishment, accountant, accouterment, achievement, acknowledgement, acknowledgment, adamant, adherent, adjacent, adjournment, adjustment, adjutant, adolescent, adornment, advancement, advertisement, advisement, afferent, affiant, affluent, aggrandizement, agreement, ailment, alignment, allotment, amazement, ambient, ambivalent, amendment, amusement, ancient, announcement, annulment, antecedent, antidepressant, antigovernment, antioxidant, apartment, apparent, appeasement, applicant, appointment, apportionment, ardent, argument, armament, arraignment, arrangement, arrant, arrogant, ascendant, aspirant, assailant, assessment, assignment, assistant, assortment, astonishment, atonement, attachment, attainment, attendant, banishment, basement, battlement, belligerent, bemusement, beneficent, benevolent, bereavement, betterment, bewilderment, blandishment, blatant, bombardment, brilliant, buoyant, celebrant, claimant, clairvoyant, Clement, client, coefficient, cognizant, coherent, coincident, combatant, commandment, commencement, commitment, compartment, competent, complacent, complainant, complaisant, complement, compliant, component, comportment, concealment, concomitant, concurrent, condiment, confident, confinement, confluent, consequent, consignment, consistent, consonant, constant, constituent, consultant, containment, contaminant, contentment, contestant, continent, convalescent, convenient, convent, conversant, coolant, copayment, corespondent, cormorant, correspondent, Courant, covenant, Crescent, crosscurrent, current, curtailment, debarment, debasement, decadent, decedent, decent, declarant, decongestant, defendant, deferment, defiant, deficient, defoliant, delinquent, deodorant, department, dependent, deployment, deportment, depressant, derailment, descendant, descendent, despondent, detachment, determent, determinant, deterrent, detriment, development, deviant, different, diminishment, disagreement, disappointment, disarmament, disbarment, disbursement, discernment, discordant, discouragement, disenchantment, disenfranchisement, disengagement, disestablishment, disgruntlement, disillusionment, disinfectant, disinvestment, dismantlement, dismemberment, disobedient, dispersant, displacement, dissident, dissonant, distant, divalent, divestment, docent, dominant, dormant, easement, ebullient, efferent, effervescent, efficient, effluent, elegant, element, elephant, eloquent, embankment, embarrassment, embayment, embellishment, embezzlement, embodiment, emigrant, eminent, emplacement, employment, empowerment, enactment, encampment, enchantment, encirclement, encouragement, encroachment, endangerment, endearment, endorsement, endowment, enforcement, engagement, enhancement, enjoyment, enlargement, enlightenment, enlistment, enrichment, enrollment, enslavement, entanglement, entertainment, enticement, entitlement, entombment, entrant, entrapment, entrenchment, environment, equipment, equivalent, errant, escapement, escarpment, esculent, establishment, estrangement, evanescent, evident, excellent, excitement, excrement, existent, exorbitant, expectant, expectorant, expedient, experiment, exponent, extant, extinguishment, extravagant, exuberant, exultant, Fabricant, fervent, figment, filament, flagrant, flamboyant, flatulent, flippant, fluent, fluorescent, formant, fragment, fragrant, fraudulent, frequent, fulfillment, gallant, garment, garnishment, giant, government, grandiloquent, grandparent, harassment, hesitant, hydrant, ignorant, immanent, immigrant, imminent, impairment, impatient, impeachment, impediment, impertinent, implement, important, impotent, impoundment, impoverishment, impressment, imprisonment, improvement, imprudent, inadvertent, incandescent, incessant, incident, incipient, incitement, inclement, incoherent, incompetent, inconsistent, incontinent, inconvenient, increment, incumbent, indecent, independent, indictment, indifferent, indignant, indolent, inducement, inefficient, infant, informant, infotainment, infrequent, infringement, ingredient, inhabitant, inhalant, inherent, innocent, inpatient, insignificant, insistent, insolent, insolvent, installment, instant, instrument, insufficient, integument, intercurrent, interdependent, intermittent, internment, intersegment, intolerant, invariant, investment, involvement, iridescent, irrelevant, irreverent, irritant, itinerant, jubilant, judgement, judgment, latent, leant, lenient, lieutenant, ligament, litigant, lubricant, lucent, luminescent, luxuriant, magnificent, malevolent, malignant, maltreatment, management, measurement, merchant, micromanagement, migrant, militant, miscreant, misgovernment, misjudgment, mismanagement, misstatement, mistreatment, moment, monovalent, monument, mordant, movement, mutant, nascent, noncombatant, nonexistent, nongovernment, nonmanagement, nonpayment, nonresident, nonviolent, nourishment, nutrient, obedient, observant, obsolescent, occupant, odorant, ointment, omnipotent, omnipresent, omniscient, operant, opponent, opulent, ornament, orpiment, outpatient, outplacement, overconfident, overpayment, overstatement, oxidant, parchment, parent, parliament, participant, patent, patient, pavement, payment, peasant, penchant, pendant, penitent, pennant, percipient, permanent, persistent, pertinent, petulant, pheasant, pigment, piquant, placement, pleasant, pliant, poignant, pollutant, postponement, postretirement, potent, preadolescent, precedent, predicament, predominant, preeminent, pregnant, prejudgment, prepayment, prescient, present, presentment, prevalent, procurement, proficient, prominent, pronouncement, propellant, proponent, protestant, provident, prudent, prurient, punishment, pursuant, puzzlement, quadrant, quiescent, quotient, radiant, rampant, readjustment, realignment, reappointment, reapportionment, rearmament, rearrangement, reassessment, reassignment, recalcitrant, recent, recipient, recombinant, recruitment, recurrent, redeployment, redevelopment, redundant, reemployment, reenactment, refinement, refreshment, refrigerant, refurbishment, regiment, registrant, reimbursement, reinforcement, reinstatement, reinvestment, relevant, reliant, reluctant, reminiscent, remnant, repayment, repellent, repentant, replacement, replenishment, repugnant, requirement, resentment, resettlement, resident, resilient, resistant, resonant, resplendent, respondent, restatement, resultant, retardant, reticent, retirement, retrenchment, reverent, rodent, rudiment, ruminant, sacrament, salient, seafront, sealant, sediment, segment, semipermanent, sentiment, Sequent, serpent, servant, settlement, shipment, significant, silent, solvent, somnolent, stagnant, statement, stimulant, strident, student, subcontinent, subsequent, subservient, succulent, sufficient, supergiant, superintendent, supplement, supplicant, suppressant, surfactant, talent, temperament, tenant, tenement, testament, tetravalent, tolerant, torrent, tournament, transcendent, transient, translucent, transparent, treatment, trenchant, trident, triumphant, truant, truculent, tumescent, turbulent, tyrant, undercurrent, underdevelopment, underemployment, undergarment, underpayment, understatement, unemployment, unimportant, unpleasant, unrepentant, vacant, vagrant, valiant, variant, vehement, verdant, vibrant, vigilant, violent, virulent, warrant, wonderment.

Source: compiled by the editor (additional references); see credits.

Top     

Anagrams: Reagent

Scrabble® Enable2K-Verified Anagrams

Direct Anagrams: grantee, greaten, negater.

Words within the letters "a-e-e-g-n-r-t"

-1 letter: argent, enrage, entera, ergate, garnet, genera, gerent, neater, negate, regent.

-2 letters: agene, agent, agree, anger, antre, arete, eager, eagre, eaten, eater, egret, enate, enter, genet, genre, grant, grate, great, green, greet, ragee, ranee, range, regna, rente, retag, targe, tenge, terga, terne, treen.

-3 letters: agee, ager, ante, earn, eger, erne, etna, gaen, gane, gate, gear, gene, gent, geta, gnar, gnat, gran, grat, gree, near, neat, rage, rang, rant, rate, rent, rete, tang, tare, tarn, tear, teen, tern, tree.

-4 letters: age, ane, ant, are, art, ate, ear, eat, eng, era, ere, erg, ern, eta, gae, gan, gar, gat, gee, gen, get, nae, nag, nee, net, rag, ran, rat, ree, reg, ret, tae, tag, tan, tar, tea, tee, teg, ten.

-5 letters: ae, ag, an, ar, at, en, er, et, na, ne, re, ta.

 Words containing the letters "a-e-e-g-n-r-t"
 

+1 letter: estrange, generate, grantees, gratinee, greatens, interage, negaters, reagents, regental, sergeant, teenager.

 

+2 letters: agentries, agreement, argentine, argentite, augmenter, denigrate, engrafted, entangler, entourage, estranged, estranger, estranges, garmented, generated, generates, generator, germinate, gratineed, gratinees, greatened, greatness, guarantee, integrate, margented, parentage, rectangle, regranted, reheating, repeating, reseating, reteaming, retearing, segregant, sergeants, sergeanty, stingaree, tangerine, teenagers, teratogen.

 

+3 letters: agreements, antimerger, argentines, argentites, augmenters, baronetage, centigrade, congregate, deaerating, degenerate, denigrated, denigrates, dermatogen, dewatering, emarginate, enervating, entanglers, entourages, entreating, ergotamine, estrangers, estreating, execrating, feathering, federating, fragmented, garnierite, generalist, generality, generating, generation, generative, generators, generatrix, germinated, germinates, goaltender, gravestone, greatening, greenheart, guaranteed, guarantees, hatemonger, heartening, impregnate, ingathered, integrable, integrated, integrates, intergrade, interregna, interstage, leathering, magnetizer, outgeneral, overeating, parentages, percentage, permeating, pregenital, preheating, ravagement, realtering, reargument, recreating, rectangles, reenacting, regelating, regenerate, regimental, relegating, relegation, reteaching, retreading, retreating, segmentary, segregants, steamering, stingarees, strangered, superagent, tangerines, teratogens, vegetarian, venerating, weathering.

 

+4 letters: abridgement, anteverting, argumentive, arrangement, atherogenic, attempering, baronetages, beardtongue, becarpeting, betattering, celebrating, cerebrating, cogenerator, congregated, congregates, degenerated, degenerates, denervating, denigrative, deprecating, depredating, derangement, dermatogens, desecrating, deuterating, engraftment, enlargement, enumerating, enwreathing, ergotamines, everlasting, exonerating, exuberating, featherings, ferrimagnet, ferromagnet, fragmentate, fragmentize, garnierites, generalists, generations, germinative, glabrescent, glycerinate, goaltenders, governorate, granitelike, graniteware, gratineeing, gravestones, greasepaint, greatnesses, greenhearts, hatemongers, hydrogenate, impregnated, impregnates, integrative, interagency, interchange, intergraded, intergrades, interrogate, libertinage, magnetizers, nearsighted, nitrogenase, outgenerals, overbeating, overgarment, overheating, pageantries, paragenetic, penetrating, percentages, peregrinate, perennating, pomegranate, praelecting, preenacting, pretreating, ravagements, reaccenting, reaccepting, realignment, rearguments, rearresting, reasserting, recarpeting, redefeating, reeducating, refastening, refrigerant, regathering, regenerated, regenerates, regenerator, regimentals, reintegrate, reiterating, rejacketing, relegations, remarketing, remastering, remediating, renegotiate, reoperating, rerepeating, retargeting, rethreading, segregating, segregation, sergeanties, strangeness, superagents, talebearing, teratogenic, threatening, tiebreaking, tragedienne, transgender, undereating, unregulated, vegetarians, vinaigrette, weatherings.

 

+5 letters: abridgements, accelerating, aeromagnetic, aggrievement, androgenetic, antiestrogen, archegoniate, arrangements, asseverating, beardtongues, bespattering, carpentering, cartwheeling, cogeneration, cogenerators, conglomerate, counteragent, counterargue, counterimage, decelerating, degenerately, degenerating, degeneration, degenerative, deliberating, demagnetizer, depreciating, derangements, deregulating, deregulation, desiderating, disagreement, disintegrate, endangerment, energization, engraftments, enlargements, entertaining, entreatingly, estrangement, eternalizing, ethnographer, everlastings, eviscerating, exacerbating, exaggerating, exaggeration, exasperating, exenterating, extravagance, ferrimagnets, ferromagnets, fragmentated, fragmentates, fragmentized, fragmentizes, freestanding, galvanometer, generalities, generational, generatrices, geometrician, glycerinated, glycerinates, governmental, governorates, granitewares, gratefulness, greasepaints, guaranteeing, hearteningly, heartrending, hydrogenated, hydrogenates, intenerating, interchanged, interchanger, interchanges, intergrafted, interleaving, interrogated, interrogatee, interrogates, intertillage, intervillage, interweaving, kindergarten, libertinages, magnetometer, magnetometry, mastersinger, nitrogenases, nonregulated, outgeneraled, overgarments, overreacting, overtreating, overwatering, peregrinated, peregrinates, permanganate, perpetrating, perpetuating, photoengrave, pomegranates, predesignate, premarketing, privateering, racketeering, realignments, reassignment, reattempting, rechartering, recuperating, redecorating, rededicating, redintegrate, reengagement, reescalating, reestimating, reevaluating, refrigerants, regenerately, regenerating, regeneration, regenerative, regenerators, reintegrated, reintegrates, reinvigorate, rejuvenating, remunerating, renegotiable, renegotiated, renegotiates, repatterning, replastering, reregulating, reregulation, revegetating, revegetation, segregations, seronegative, stenographer, straightened, straightener, superheating, talebearings, telegramming, telegraphing, theatergoing, tragediennes, transgressed, transgresses, undergarment, unexpurgated, ungerminated, unintegrated, unregenerate, unsegregated, vinaigrettes, weatherizing.

Source: compiled by the editor from various references; see credits.

SCRABBLE® is a registered trademark. All intellectual property rights in and to the game are owned in the U.S.A and Canada by Hasbro Inc., and throughout the rest of the world by J.W. Spear & Sons Limited of Maidenhead, Berkshire, England, a subsidiary of Mattel Inc. Mattel and Spear are not affiliated with Hasbro.

Top     

Alternative Orthography: Reagent


Hexadecimal (or equivalents, 770AD-1900s) (references)

52 65 61 67 65 6E 74

Leonardo da Vinci (1452-1519; backwards) (references)

American Sign Language (origins from 1620-1817 in Italy and, especially, France) (references)

=

Semaphore (1791, in France) (references)

Braille (1829, in France) (references)

Morse Code (1836) (references)

.-.    .    .-    --.    .    -.    -

Dancing Men (Sir Arthur Conan Doyle, 1903) (references)

Binary Code (1918-1938, probably earlier) (references)

01010010 01100101 01100001 01100111 01100101 01101110 01110100

HTML Code (1990) (references)

&#82 &#101 &#97 &#103 &#101 &#110 &#116

ISO 10646 (1991-1993) (references)

0052 0065 0061 0067 0065 006E 0074

British Sign Language (Fingerspelling, BSL; 1992, British Deaf Association Dictionary of British Sign Language) (references)

Encryption (beginner's substitution cypher): (references)

52716773718086

Top     

 

INDEX

1. Definition
2. Crosswords
3. Usage: Commercial
4. Quotations: Non-fiction
5. Usage Frequency
6. Expressions
7. Expressions: Internet
8. Translations: Modern
9. Derivations
10. Rhymes
11. Anagrams
12. Orthography
13. Bibliography


  

Copyright © Philip M. Parker, INSEAD. Terms of Use.