inhibitory

adj

Etymology: From late 15th century (early modern English). Formed as inhibit + -ory or adapted from Medieval Latin inhibitōrius and Middle French inhibitoire.

1. That inhibits.

   “the inhibitory action of the pneumogastric on the respiratory center”

   “Numerous experiments show that the brain exercises an inhibitory action over the reflex movements, and that the more active that organ, the more they are under control.”

2. Of, or relating to an inhibitor.