go·nad·o·tro·pin (gō-nădə-trōpĭn, -trŏpĭn) also go·nad·o·tro·phin (-trōfĭn, -trōpĭn)
n.
A hormone that stimulates the growth and activity of the gonads, especially any of several pituitary hormones that stimulate the function of the ovaries and testes.

[TahlilGaran] American Dictionary ▲