Excitatory

Definition: Excitatory

Excitatory

Adjective

1. (of drugs e.g.) able to excite or stimulate.

Etymology: Excitatory \Ex*cit"a*to*ry\, adjective. [Compare to the French expression excitatoire.]. (Websters 1913)

Domain	Definitions
Health	When cortical neurons are excited, their output increases and each new input they receive while they are still excited raises their output markedly. (references)
Source: compiled by the editor from various references; see credits.

Synonyms: Excitatory

Synonyms: excitant (adj), excitative (adj). (additional references)

Domain	Title
Books	Excitatory Amino Acid Antagonists (reference) Neurotoxicity of Excitatory Amino Acids (Fidia Research Foundation Symposia Series, Vol 4) (reference) (more book examples)
Source: compiled by the editor from various references; see credits.

Subject	Topic	Quote
Health		Acetylcholine, an excitatory chemical that helps regulate dopamine in the brain. (references)
		The toxin stops muscle spasms by blocking release of the excitatory neurotransmitter acetylcholine. (references)
		Communication molecules in the brain (neurotransmitters) have either excitatory or inhibitory effects. (references)
Source: compiled by the editor from ICON Group International, Inc.; see credits.

"Excitatory" is generally used as an adjective (general or positive) -- approximately 100.00% of the time. "Excitatory" is used about 81 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%	81	36,835

Expressions using "excitatory": Excitatory Amino Acid Agents ♦ Excitatory Amino Acid Agonists ♦ Excitatory Amino Acid Antagonists ♦ Excitatory Amino Acids ♦ excitatory input ♦ excitatory postsynaptic potential ♦ Excitatory Postsynaptic Potentials ♦ excitatory signal. 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.

Language		Translations for "excitatory"; alternative meanings/domain in parentheses.
Albanian		ngacmues (annoying, excitative, exciter, exciting, irritant, irritative, provocative, provoking, stimulant, teaser). (various references)

Bulgarian		стимулиращ (cordial, propulsive, stimulant). (various references)

Chinese		兴奋 (Effervesce, Effervesced, Effervescing, Exaltation, Excitement, Exhilarate, Exhilarated, Exhilarating, heady, mind-blowing, thrill, thrilled, thrilling, tingle). (various references)

Czech		vzrušivý (excitable, excitative). (various references)

Danish		excitatorisk signal (excitatory signal), excitatorisk postsynaptisk potentiale (EPSP, excitatory postsynaptic potential), stimulerende signal (excitatory signal), stimulerende postsynaptisk potentiale (EPSP, excitatory postsynaptic potential). (various references)

Dutch		prikkelende postsynaptische potentiaal (EPSP, excitatory postsynaptic potential), prikkelende impuls (excitatory signal), PPSP,een PPSP wordt veroorzaakt door een inwendige stroom van positieve natrium-ionen die plaatsvindt als een remmende prikkeling een natriumkanaal in het membraam van de zenuwcel opent (EPSP, excitatory postsynaptic potential), PPSP (EPSP, excitatory postsynaptic potential), centrale prikkelingstoestand (central excitatory state). (various references)

Finnish		eksitatorinen välittäjäaine (excitatory transmitter), eksitatorinen synapsi (excitatory synapse), eksitatorinen interneuroni (excitatory interneuron), jälkisynaptinen herätepotentiaali (EPSP, excitatory postsynaptic potential), herätesignaali (excitatory signal). (various references)

French		excité (excitative, excited). (various references)

German		exzitatorisches Signal (excitatory signal), exzitatorisches postsynaptisches Potential (EPSP, excitatory postsynaptic potential), exzitatorischer Impuls (excitatory signal), erregendes Zwischenneuron (excitatory interneuron), erregendes synaptisches Potential (excitatory synaptic potential), erregendes postsynaptisches Potential (EPSP, excitatory postsynaptic potential), erregendes Neuron (excitatory neuron), erregender Neurotransmitter (excitatory transmitter), erregender Impuls (excitatory signal), erregende Synapse (excitatory synapse), EPSP (EPSP, excitatory postsynaptic potential), sensibilisierender Stimulus (excitatory input), central excitatory state (central excitatory state). (various references)

Greek		κατάσταση κεντρικής διέγερσης (central excitatory state), ενεργοποιητική προειδοποίηση (excitatory signal), διεγερτικό μετασυναπτικό δυναμικό (EPSP, excitatory postsynaptic potential), διεγερτική προειδοποίηση (excitatory signal). (various references)

Hungarian		felélénkítõ. (various references)

Italian		trasmettitore eccitatorio (excitatory transmitter), stato eccitatorio centrale (central excitatory state), sinapsi eccitatoria (excitatory synapse), segnale eccitatore (excitatory signal), potenziale sinaptico eccitatorio (excitatory synaptic potential), potenziale postsinaptico di eccitazione (EPSP, excitatory postsynaptic potential), neurone eccitatore (excitatory neuron), interneurone eccitatore (excitatory interneuron), input eccitatore (excitatory input). (various references)

Pig Latin		excitatoryay

Portuguese		estado de excitação central (central excitatory state), sinal de excitação (excitatory signal), potencial pós-sináptico de excitação (EPSP, excitatory postsynaptic potential). (various references)

Russian		возбудительный (excitative). (various references)

Serbo-Croatian		uzbudljiv (breathtaking, excitative, exciting, skittish, stirring, thrilling). (various references)

Spanish		transmisor excitador (excitatory transmitter), sinapsis excitadora (excitatory synapse), señal excitativa (excitatory signal), señal de excitación (excitatory signal), PPSE (EPSP, excitatory postsynaptic potential), potencial sináptico excitador (excitatory synaptic potential), potencial postsináptico de excitación (EPSP, excitatory postsynaptic potential), neurona excitadora (excitatory neuron), interneurona excitadora (excitatory interneuron), input excitador (excitatory input). (various references)

Swedish		upphetsande (excitant, excitative, excitement, exciting, incendiary, inflammatory), stimulerande (excitant, excitative, incentive, invigorative), retande (excitant, excitative, exciting, irritant, irritating, irritative, stimulating). (various references)

Vietnamese		kích thích (excitative, exciting, stimulant, stimulating), để kích thích (excitative). (various references)
Source: compiled by the editor from various translation references.

Words rhyming with "excitatory" (pronounced 'Ex*cit"a*to*ry'): Abbreviatory, Abditory, Abjuratory, Ablutionary, Absolutory, Absolvatory, Acceleratory, Acclamatory, Accusatory, Accustomary, Acetary, Acetimetry, Acidimetry, Acoumetry, Actino-chemistry, Actinometry, Actuary, Additionary, Additory, Adhortatory, Adiaphory, Adjuratory, Adjutory, Admaxillary, Adminiculary, Admissory, Admonitory, Adry, Adstrictory, Adulatory, Advisory, Advocatory, Aerometry, Affirmatory, Alary, Alchemistry, Alcoholometry, Alcoometry, Aldermanry, Aleatory, Aleberry, Alimentary, Alkalimetry, Allegory, Alleviatory, Allodiary, Allusory, Almonry, Almry, Altimetry. (additional references)

Scrabble® Enable2K-Verified Anagrams
	Words within the letters "a-c-e-i-o-r-t-t-x-y"
	-2 letters: atrocity, citatory.
	-3 letters: cattery, cattier, citator, citrate, cottier, erotica, exactor, excitor, exotica, extract, ricotta, tectrix, xerotic.
	-4 letters: aortic, attire, cattie, coater, coaxer, cortex, cottae, cottar, cotter, erotic, exotic, extort, oxcart, ratite, rotate, taxite, treaty, tricot, yatter, yttria, yttric.
	-5 letters: actor, areic, attic, axite, caret, carex, carte, cater, catty, ceria, citer, coati, coria, cotta, coxae.
	Words containing the letters "a-c-e-i-o-r-t-t-x-y"
	+5 letters: oxytetracycline, stereotaxically.
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.