— gynecologic /jin'i keuh loj"ik, guy'ni-, juy'ni-/ , gynecological , adj.
/guy'ni kol"euh jee, jin'i-, juy'ni-/ , n.
the branch of medical science that deals with the health maintenance and diseases of women, esp. of the reproductive organs. Abbr.: GYN, gyn
[ 1840-50; GYNECO- + -LOGY ]