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ex·ci·ta·to·ry (ek-siґtə-tor″e) causing excitation.Medical dictionary. 2011.
Excitatory — Ex*cit a*to*ry, a. [Cf. F. excitatoire.] Tending to excite; containing excitement; excitative. [1913 Webster] … The Collaborative International Dictionary of English
excitatory — [ik sīt′ə tivek΄sīt ə tôr΄ē, ik sītə tôr΄ē] adj. exciting or tending to excite: also excitative [ik sīt′ə tiv] * * * … Universalium
excitatory — [ik sīt′ə tivek΄sīt ə tôr΄ē, ik sītə tôr΄ē] adj. exciting or tending to excite: also excitative [ik sīt′ə tiv] … English World dictionary
excitatory — adjective Date: 1803 exhibiting, resulting from, related to, or producing excitement or excitation < excitatory nerve fibers > … New Collegiate Dictionary
excitatory — excite ► VERB 1) cause strong feelings of enthusiasm and eagerness in. 2) arouse sexually. 3) give rise to (a feeling or reaction). 4) produce a state of increased energy or activity in (a physical or biological system). DERIVATIVES excitation… … English terms dictionary
Excitatory postsynaptic potential — In neuroscience, an excitatory postsynaptic potential (EPSP) is a temporary depolarization of postsynaptic membrane potential caused by the flow of positively charged ions into the postsynaptic cell. They are the opposite of inhibitory… … Wikipedia
Excitatory amino acid agonist — A excitatory amino acid agonist is a pharmacological agent which acts to increase the stimulation of receptors for excitatory amino acids (primarily glutamate). [MeshName|Excitatory+amino+acid+agonists] Examples include:* avermectin * ibotenic… … Wikipedia
Excitatory amino acid antagonist — An excitatory amino acid antagonist is a pharmacological agent which acts to decrease the stimulation of receptors for excitatory amino acids (primarily glutamate). [MeshName|Excitatory+amino+acid+antagonists] Examples include:* 2 amino 5… … Wikipedia
Excitatory synapse — An excitatory synapse is a synapse in which an action potential in the presynaptic cell increases the probability of an action potential occurring in the postsynaptic cell (see also: EPSP)). At an excitatory synapse , the neurotransmitter opens… … Wikipedia
excitatory amino acid — The naturally occurring amino acids L glutamate and L aspartate and their synthetic analogues, notably kainate, quisqualate, and NMDA. They have the properties of excitatory neurotransmitters in the CNS, may be involved in long term potentiation … Dictionary of molecular biology
