Excitability
Pronunciation : Ex*cit"a*bil"i*ty
Part of Speech : n.
Etymology : [Cf. F. excitabilit?.]
Definition : 1. The quality of being readily excited; proneness to be affected by exciting causes.
2. (Physiol.)
Defn: The property manifested by living organisms, and the elements and tissues of which they are constituted, of responding to the action of stimulants; irritability; as, nervous excitability.
Source : Webster's Unabridged Dictionary, 1913