I. | ̷ ̷ ̷ ̷|tōsik adjective
Etymology: International Scientific Vocabulary oxy- (I) + toc- (from Greek tokos childbirth) + -ic; akin to Greek teknon child — more at thane
: hastening parturition ; also : inducing contraction of uterine smooth muscle
an oxytocic principle of the neurohypophysis
II. noun
( -s )
: a substance that stimulates contraction of uterine smooth muscle or hastens childbirth