Definition of excitable in English:


Line breaks: ex¦cit|able
Pronunciation: /ɪkˈsʌɪtəb(ə)l
, ɛk-/


  • 2(Of tissue or a cell) responsive to stimulation: these alkaloids act on nerve cells to make them more excitable
    More example sentences
    • The authors review excitable membrane potentials and neurotransmitters.
    • Heart cells, like other electrically excitable cells, become inexcitable for a brief period after each action potential.
    • Voltage-sensitive Na + channels are responsible for the upstroke of the action potential in excitable cells.



Pronunciation: /-ˈbɪlɪti/
More example sentences
  • Paradoxical CNS stimulation results in talkativeness, excitability, restlessness, anxiety, mania, hyperactivity, delirium, and rage.
  • Euphoria is gradually displaced by restlessness, extreme excitability, insomnia, and paranoia - and eventually hallucinations and delusions.
  • Using police strategies and crowd simulations to inspire protest tactics, Nold relies on the excitability of crowds and offers tools for civil disobedience including sonic vibration for material disturbance.


More example sentences
  • ‘When we hire guys, they know [not to] bring any mental baggage in here,’ Koenig says pacing excitably across the dim studio, red wine in hand.
  • Moore scrambles around the film like a big shaggy dog, jumping up and knocking things over, excitably putting together all sorts of possible connections.
  • The two managed a pretty good Mutt and Jeff routine between them: squat, professorially-maned Rosenbaum prodded and praised excitably while the lean, unflappable director shrugged off analysis and goofed for the crowd.

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a slit made by cutting with a saw