excitable

[ik-sahy-tuh-buhl]
adjective
1.
easily excited: Prima donnas had the reputation of being excitable and temperamental.
2.
capable of being excited.

Origin:
1600–10; < Late Latin excitābilis. See excite, -able

excitableness, noun
excitably, adverb
nonexcitable, adjective
nonexcitableness, noun
nonexcitably, adverb
unexcitable, adjective
unexcitablely, adverb


1. emotional, passionate, fiery.


1. placid.
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Based on the Random House Dictionary, © Random House, Inc. 2014.
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World English Dictionary
excitable (ɪkˈsaɪtəbəl)
 
adj
1.  easily excited; volatile
2.  (esp of a nerve) ready to respond to a stimulus
 
excita'bility
 
n
 
ex'citableness
 
n
 
ex'citably
 
adv

Collins English Dictionary - Complete & Unabridged 10th Edition
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Etymonline
Word Origin & History

excitable
c.1600, from L. excitabilis, from excitare (see excite). Related: Excitability.
Online Etymology Dictionary, © 2010 Douglas Harper
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American Heritage
Medical Dictionary

excitable ex·cit·a·ble (ĭk-sī'tə-bəl)
adj.

  1. Capable of reacting to a stimulus. Used of a tissue, cell, or cell membrane.

  2. Capable of emotional arousal.


ex·cit'a·bil'i·ty or ex·cit'a·ble·ness n.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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Example sentences
The idea is that if individual neurons are more excitable, they lack inhibition.
In some ways, no one except an excitable science writer here and there had
  taken enough notice to respond.
After you stop, they gradually rebound and become excitable, which leads to
  panic.
They are excitable, complex, and sometimes violently defensive.
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