Ortho-Novum

[ awr-thoh-noh-vuh m ]
/ ˌɔr θoʊˈnoʊ vəm /

Pharmacology, Trademark.

a brand name for a tablet containing the progestogen norethindrone and an estrogen, used as an oral contraceptive.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019