Copyright © Philip M. Parker, INSEAD. Terms of Use.
Definition: Diurnal |
DiurnalAdjective1. (biology) belonging to or active during the day; "diurnal animals are active during the day"; "diurnal flowers are open during the day and closed at night". 2. Having a daily cycle or occurring every day; "diurnal rhythms"; "diurnal rotation of the heavens"; "the diurnal slumber of bats". Source: WordNet 1.7.1 Copyright © 2001 by Princeton University. All rights reserved. |
Date "diurnal" was first used in popular English literature: sometime before 1321. (references) |
| Domain | Definition |
Aerospace | Having a period of, occurring in, or related to a day. (references) |
Health | Occurring during the day. (references) |
Science | Performed in twenty-four hours, such as the diurnal rotation of the Earth. (references) |
Solar | Daily, or the daily cycle. A diurnal plot is usually a representative midnight-to-midnight graph of values measured at a smaller time interval (e.g., hourly or 5-minute values). (references) |
Weather | Daily; related to actions which are completed in the course of a calendar day, and which typically recur every calendar day (e.g., diurnal temperature rises during the day, and diurnal falls at night). (references) |
Source: compiled by the editor from various references; see credits. | |
(From Wikipedia, the free Encyclopedia)
1. The term diurnal means active in the daytime. This definition is often related to animals or plants. The opposite of the nocturnal or crepuscular.
2. Diurnal means daily, especially pertaining to actions which are completed in 24 hours and are repeated every 24 hours. In meteorology this can be seen in the diurnal temperature variation. It also applies to the stars as in diurnal motion. An alternative word for "diurnal" in this sense is diel
Source: adapted by the editor from Wikipedia, the free encyclopedia under a copyleft GNU Free Documentation License (GFDL) from the article "Diurnal."
| Antonym: nocturnal (adj). (additional references) |
| Context | Synonyms within Context (source: adapted from Roget's Thesaurus). |
Regularity of recurrence Periodicity | Hourly; diurnal, daily; quotidian, tertian, weekly; hebdomadal, hebdomadary; biweekly, fortnightly; bimonthly; catamenial; monthly, menstrual; yearly, annual; biennial, triennial; centennial, secular; paschal, lenten; |
| Source: adapted from Roget's Thesaurus. | |
Crosswords: Diurnal |
| English words defined with "diurnal": Adapid, Adapid group ♦ bird of Jove, butterfly ♦ Diurnal acceleration of the fixed stars, Diurnal motion of a heavenly body, Diurnalness ♦ eagle ♦ falcon, Falconiformes ♦ hawk, hawk owl, Heliostat ♦ Libration of the moon ♦ night ♦ order Falconiformes ♦ Precession of the equinoxes ♦ sidereal time, Suricata tetradactyla, suricate, Surnia ulula ♦ vulture. (references) |
| Specialty definitions using "diurnal": constant-level balloon ♦ diurnal birds of prey ♦ effective terrestrial radiation ♦ GEOMAGNETIC STORM ♦ marine climate, maritime climate, mixed tide ♦ oceanic climate ♦ Popcorn Convection ♦ Raptors. (references) |
| Etymologies containing "diurnal": Equidiurnal. (references) |
| Non-English Usage: "Diurnal" is also a word in the following language with the English translation in parentheses. French (diurnal). |
| Domain | Usage | |
Screenplays | Tender and cruel real and surreal terrifying and funny nocturnal and diurnal usual and unusual handsome as anyone (Pierrot le fou; writing credit: Jean-Luc Godard) | |
Source: compiled by the editor from various references; see credits. | ||
| Domain | Title |
Books |
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Source: compiled by the editor from various references; see credits. | |
| Thumbnail | Description & Credit |  | Salmon gillnetting cruise - studying smolts diurnal activities. Credit: Paths Less Taken - NOAA at the Ends of the Earth. |
Source: pictures compiled by the editor from various references; see picture credits. | |||
| Author | Quotation |
William Wordsworth | No motion has she now, no force; she neither hears nor sees; rolled around in earth's diurnal course, with rocks, and stones, and trees. |
Source: compiled by the editor from various references. | |
| Subject | Topic | Quote |
Health | Diurnal enuresis refers to wetting when awake (daytime incontinence). (references) | |
The severe endogenous/melancholic depressions are characterized by early morning awakening, marked weight loss, psychomotor retardation and/or agitation, diurnal variation, and lack of reactivity. (references) | ||
Many factors contribute to a different glycemic response from the same food. These include processing, cooking, and food storage time. Other considerations include the variable degree of mastication in the elderly with dental problems, the diurnal variation in absorption, and racial and ethnic differences. (references) | ||
Source: compiled by the editor from ICON Group International, Inc.; see credits. | ||
| "Diurnal" is generally used as an adjective (general or positive) -- approximately 100.00% of the time. "Diurnal" is used about 122 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 Speech | Percent | Usage per 100 Million Words | Rank in English |
| Adjective (general or positive) | 100% | 122 | 29,069 |
Source: compiled by the editor from several corpora; see credits.
Expressions using "diurnal": daily diurnal ♦ Diurnal aberration ♦ Diurnal acceleration of the fixed stars ♦ Diurnal arc ♦ diurnal birds of prey ♦ Diurnal circle ♦ Diurnal motion of a heavenly body ♦ Diurnal motion of the earth ♦ Diurnal parallax ♦ Diurnal revolution of a planet ♦ diurnal variation. Additional references. | |
| Source: compiled by the editor from various references; see credits. |
| 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. |
| Expression | Frequency per Day |
diurnal | 15 |
diurnal enuresis | 7 |
diurnal variation | 3 |
diurnal tide | 3 |
diurnal motion | 2 |
animal diurnal | 2 |
diurnal monastic | 2 |
| Source: compiled by the editor from various references; see credits. | |
| Language | Translations for "diurnal"; alternative meanings/domain in parentheses. | ||||||||||||||||||||||||||||||||||||||||||||||||||||
Albanian | ditor (daylong), dite, që zgjat një ditë, që çel ditën, i përditshëm (daily, day to day, everyday, ferial, homely, mundane, ordinary, quotidian), i ditës (topical). (various references) | ||||||||||||||||||||||||||||||||||||||||||||||||||||
Arabic | يومي (daily, quotidian, workaday), نهاري. (various references) | ||||||||||||||||||||||||||||||||||||||||||||||||||||
Bulgarian | ежедневен (daily, everyday, quotidian), еднодневен (ephemeral), дневен (day). (various references) | ||||||||||||||||||||||||||||||||||||||||||||||||||||
Chinese | 昼夜. (various references) | ||||||||||||||||||||||||||||||||||||||||||||||||||||
Czech | denní (daily, ferial), každodenní (casual, daily, everyday, quotidian, weekly, workaday), jednodenní. (various references) | ||||||||||||||||||||||||||||||||||||||||||||||||||||
Danish | diurn. (various references) | ||||||||||||||||||||||||||||||||||||||||||||||||||||
Dutch | diurnus. (various references) | ||||||||||||||||||||||||||||||||||||||||||||||||||||
Finnish | vuorokautinen geosentrinen parallaksi (diurnal geocentric parallax), päivittäinen otsoniarvo (daytime value of ozone, diurnal ozone value, diurnal value of ozone), päiväajan otsoniprofiili (daytime ozone profile, daytime profile, diurnal ozone profile, diurnal profile). (various references) | ||||||||||||||||||||||||||||||||||||||||||||||||||||
French | diurne. (various references) | ||||||||||||||||||||||||||||||||||||||||||||||||||||
German | täglich (daily, day to day, every day, everyday, quotidian). (various references) | ||||||||||||||||||||||||||||||||||||||||||||||||||||
Greek | ημερήσιοσ (daily, quotidian). (various references) | ||||||||||||||||||||||||||||||||||||||||||||||||||||
Hebrew | יומי (daily, quotidian). (various references) | ||||||||||||||||||||||||||||||||||||||||||||||||||||
Hungarian | egynapi (circadian), nappali (day, living room, parlor, parlour, sitting room), naponkénti (circadian, daily, quotidian), napi (circadian, current events, daily, day, per day, quotidian), mindennapos (common, daily, everyday, jog-trot, of common occurrence, quotidian, rife, stock in trade). (various references) | ||||||||||||||||||||||||||||||||||||||||||||||||||||
Indonesian | siang hari (daylight, daytime, day-time). (various references) | ||||||||||||||||||||||||||||||||||||||||||||||||||||
Italian | diurno. (various references) | ||||||||||||||||||||||||||||||||||||||||||||||||||||
Japanese Kanji | 昼行性 . (various references) | ||||||||||||||||||||||||||||||||||||||||||||||||||||
Japanese Katakana | にちないしゅうき (diurnal cycle). (various references) | ||||||||||||||||||||||||||||||||||||||||||||||||||||
Manx | laaoil (daily, everyday, workaday). (various references) | ||||||||||||||||||||||||||||||||||||||||||||||||||||
Pig Latin | iurnalday diurno. (various references) diurn, de fiecare zi (everyday, workaday), zilnic (daily, day to day, everyday), efemer (ephemeral, evanescent, fleeting, fugitive, fungous, momentary, passing, short lived, temporary, transient), cotidian (daily, everyday, everyday's, ordinary). (various references) дневной (day). (various references) diurnalni. (various references) diurno (day). (various references) daglig (daily, quotidian). (various references) her günkü (day to day, everyday, of every day, per diem, quotidian, ready, routine, usual), günlük (casually, daily, day to day, daybook, diary, everyday, frankincense, fresh, journal, of every day, per diem, quotidian, workaday), gündüze ait, gündüz hareketli olan. (various references) щоденна газета (daily), щоденник (day-book, diary, journal), щоденний (daily, everyday, quotidian, service), оноденний, денний метелик, денний (noontime). (various references) | ||||||||||||||||||||||||||||||||||||||||||||||||||||
| Language | Period | Translations |
| Latin | 500 BCE-Modern | diurnus. (various references) |
| Source: compiled by the editor from various references. | ||
Derivations | |
Words beginning with "diurnal": diurnally, diurnals. (additional references) | |
Words ending with "diurnal": semidiurnal. (additional references) | |
| |
"Diurnal" is suggested in spellcheckers for the following: dicurane, dinural, dinurnal, diural, diurinal, Diurnall, Diurnea, diurnial, diurnus, diuron, Dobrnja, Dounray, Duignan, Durandal, Durendal, dwurnik, jurnal. (additional references) | |
| Source: compiled by the editor, based on several corpora (additional references). | |
| # of Phoneme Matches | Pronunciation | Word(s) rhyming with "diurnal" (pronounced dīer"nul) |
| 4 | -er" n u l | Colonel, eternal, external, fraternal, infernal, internal, journal, kernel, maternal, nocturnal, paternal, vernal. |
| 3 | -n u l | abdominal, aberrational, aboriginal, additional, adrenal, anal, annal, annul, Arsenal, atonal, attitudinal, autumnal, binational, biphenyl, cantonal, Cardinal, carnal, channel, coeducational, collisional, communal, compositional, computational, concessional, conditional, confessional, conformational, confrontational, congregational, congressional, connotational, constitutional, conventional, conversational, cornel, correctional, criminal, Darnel, delusional, denominational, departmental, depositional, devotional, diagonal, dimensional, directional, divisional, doctrinal, duodenal, dysfunctional, educational, emotional, empanel, erosional, exceptional, factional, faunal, fennel, fictional, final, flannel, fluxional, foundational, fractional, functional, funnel, gastrointestinal, generational, gravitational, hexagonal, hormonal, Hymnal, impanel, impersonal, improvisational, informational, inspirational, institutional, instructional, intentional, intergenerational, international, interpersonal, intestinal, investigational, Invitational, irrational, jurisdictional, juvenile, kennel, latitudinal, longitudinal, luminal, marginal, medicinal, monoclonal, monsoonal, morainal, motivational, multinational, national, navigational, nominal, noncriminal, nonprofessional, nontraditional, nutritional, obsessional, occasional, occupational, octagonal, operational, optional, organizational, original, panel, penal, personal, phenomenal, polygonal, polyvinyl, processional, professional, promotional, proportional, provisional, rational, recreational, regional, relational, renal, representational, retinal, rotational, seasonal, sectional, semifinal, seminal, sensational, sentinel, shrapnel, signal, situational, spinal, subliminal, superregional, supranational, terminal, tonal, traditional, transformational, transitional, transnational, tribunal, tunnel, unconditional, unconstitutional, unconventional, unemotional, unintentional, unprofessional, untraditional, vaginal, venal, Vinal, vinyl, virginal, vocational. |
Source: compiled by the editor (additional references); see credits. | ||
Scrabble® Enable2K-Verified Anagrams | |
| Words within the letters "a-d-i-l-n-r-u" | |
-1 letter: aldrin, durian, lurdan, unlaid, urinal. | |
-2 letters: dinar, drail, drain, dulia, dural, laird, liard, lidar, lunar, lurid, nadir, nidal, ranid, ulnad, ulnar, urial. | |
-3 letters: airn, anil, arid, aril, auld, darn, dial, dirl, dual, dura, durn, laid, lain, lair, land, lard, lari, laud, liar, lira, luna, nail, nard, nurd, nurl, raid, rail, rain, rand, rani. | |
| Words containing the letters "a-d-i-l-n-r-u" | |
+1 letter: diurnals. | |
+2 letters: diurnally, duralumin, laundries, underlaid, underlain, unridable, unrivaled, uredinial. | |
+3 letters: adulterine, duralumins, floribunda, industrial, laundering, mandibular, prudential, rudimental, unrealized, unrivalled, unsalaried. | |
+4 letters: delusionary, faultfinder, floribundas, fluorinated, industrials, journalized, naturalised, naturalized, neutralised, neutralized, quadrennial, quadrillion, quadrupling, radiolucent, reductional, semidiurnal, unclarified, underlaying, undesirable, undesirably, undrinkable, unliberated, unpolarized, unreclaimed, unweariedly. | |
+5 letters: adulterating, adulteration, appendicular, clairaudient, conductorial, denaturalize, denuclearize, deregulating, deregulation, edulcorating, faultfinders, fluoridating, fluoridation, furazolidone, harlequinade, industrially, infundibular, lifeguarding, malnourished, productional, prudentially, quadrennials, quadrillions, quadrivalent, radiolucency, radionuclide, reinoculated, singularized, stridulating, stridulation, tranquilized, triangulated, ultradistant, ultrarefined, unbridgeable, uncalibrated, uncirculated, underlapping, underplaying, undervaluing, undesirables, unglamorized, unverbalized, valetudinary. | |
| 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. | |
Hexadecimal (or equivalents, 770AD-1900s) (references)44 69 75 72 6E 61 6C |
| Leonardo da Vinci (1452-1519; backwards) (references)
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| American Sign Language (origins from 1620-1817 in Italy and, especially, France) (references)
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| Semaphore (1791, in France) (references)
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| Braille (1829, in France) (references)
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Morse Code (1836) (references)-.. .. ..- .-. -. .- .-.. |
| Dancing Men (Sir Arthur Conan Doyle, 1903) (references)
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Binary Code (1918-1938, probably earlier) (references)01000100 01101001 01110101 01110010 01101110 01100001 01101100 |
HTML Code (1990) (references)D i u r n a l |
ISO 10646 (1991-1993) (references)0044 0069 0075 0072 006E 0061 006C |
| British Sign Language (Fingerspelling, BSL; 1992, British Deaf Association Dictionary of British Sign Language) (references)
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Encryption (beginner's substitution cypher): (references)38758784806778 |
| 1. Definition 2. Crosswords 3. Usage: Modern 4. Usage: Commercial | 5. Images: Photo Album 6. Quotations: Familiar 7. Quotations: Non-fiction 8. Usage Frequency | 9. Expressions 10. Expressions: Internet 11. Translations: Modern 12. Translations: Ancient | 13. Derivations 14. Rhymes 15. Anagrams 16. Orthography | 17. Bibliography |
Copyright © Philip M. Parker, INSEAD. Terms of Use.
