sterol
noun
- class of solid, unsaturated steroid alcohols
Wiktionary
Pronunciation: /ˈstɛɹɒl/
noun
Etymology: From 1913; back-formation from cholesterol.
- Any steroid that contains a hydroxyl group in the 3-position of the A-ring.
“Sterols are found in all animal and plant tissue and play an important role in hormone chemistry.”
“Research into marine sterols falls neatly into three chronological periods.”