- progestin, progestogen - any of a group of steroid hormones that have the effect of progesterone
--1 is a kind of steroid hormone, steroid, sex hormone
--1 has particulars:progesterone, Lipo-Lutin; megesterol, megestrol acetate; norethindrone, norethindrone acetate, norethandrolone, Norlutin; norethynodrel; norgestrel; medroxyprogesterone, Provera