That tends to heat or inflame the blood; exciting the brain or senses; stimulating.

Physiology and Medicine. Acting as a stimulus (see stimulus, n. 3); exciting the functional activity of an organ. (Cf. B. 2c) rare.

Having the quality of stirring up or exciting to action; now in Physiology or Biology. Having the property of stimulating to vital action, e.g. to…

spec. = stimulant, adj. 2c. Now rare.

Tending to or productive of excitation; characterized or produced by excitation.

That increases vasomotor activity; spec. that increases blood pressure. Usually attributive.

Of or relating to reafference; of the nature of or resulting from reafference.

= stimulative, adj.