ALL meanings of norethisterone
- noun norethisterone 19-nor-17α-ethynyltestosterone, a progestogen used in some combined oral contraceptives. 1
- noun norethisterone a synthetic steroid with chemical formula C20H26O2, chiefly used as a contraceptive 0
- noun norethisterone 19-nor-17α-ethynyltestosterone, a progestogen used in some combined oral contraceptives. 0