The story
From m(eth)ox(y) + -estr- (“estrogen”) + -ol.
Etymology from Wiktionary, CC BY-SA 4.0.
moxestrol
Today it means: 11β-methoxy-17α-ethinyl-1,3,5(10)-estratriene-3,17β-diol or 11β-methoxy-17α-ethinylestradiol, a synthetic steroidal estrogen used to treat menopausal symptoms. Full definition →