Home general Definitions of progestagen - OneLook By Mia Smith | Published April 07, 2026 Definitions from Wiktionary (progestagen)▸ noun: (biochemistry, steroids) The steroid hormone progesterone.▸ noun: (biochemistry, steroids) Any of a class of synthetic hormones which produce effects similar to progesterone (the only natural progestagen) and have antiestrogenic and antigonadotropic properties.progestogen, gestagen, progesterone, pregnenolone, prog, estrogen, corticosterone, corticosteroid, neurosteroid, theelin, more...▸ Words similar to progestagen▸ Usage examples for progestagen▸ Idioms related to progestagen▸ Civic discussion about progestagen (New!)▸ Popular adjectives describing progestagen▸ Words that often appear near progestagen▸ Rhymes of progestagen▸ Invented words related to progestagen