D defs.my
Entry 2 senses · 2 variants Webster, 1913

Excitant

· Ex·cit·ant · IPA
01 a. Tending to excite; exciting.
  1. 1.
    Tending to excite; exciting.
02 n. An agent or influence which arouses vital activity, or produces increased action, in a living organism or in any of its tissues or parts; a…
  1. 1.
    An agent or influence which arouses vital activity, or produces increased action, in a living organism or in any of its tissues or parts; a stimulant.(Physiol.)