| Noun | 1. | Lo/Ovral - trade name for an oral contraceptive containing estradiol and norgestrel anovulant, anovulatory drug, birth control pill, contraceptive pill, oral contraceptive, oral contraceptive pill, pill - a contraceptive in the form of a pill containing estrogen and progestin to inhibit ovulation and so prevent conception norgestrel - synthetic progestin used in oral contraceptives estradiol, oestradiol - the most powerful female hormone that occurs naturally; synthesized and used to treat estrogen deficiency and breast cancer |