antihormone

antihormone

 [an″te-hor´mōn] a substance that counteracts a hormone.

antihormone

(1) An obsolete, nonspecific term for any agent that inhibits or counteracts the action of a hormone. 
(2) Chalone.

antihormone

Endocrinology A natural or synthetic analogue of a hormone–eg, FSH, LH, which binds to the hormone's receptor, blocking its activity. See B/I ratio.

an·ti·hor·mone

(an'tē-hōr'mōn) Any substance demonstrable in serum that inhibits or prevents the usual effects of certain hormones, e.g., specific antibodies.