The story
From Ancient Greek τόκος (tókos, “childbirth”) + φέρειν (phérein, “to bear or carry”) + -ol.
Etymology from Wiktionary, CC BY-SA 4.0.
tocopherol
Today it means: Any of several isomers of the principal component of vitamin E, each containing a chromanol ring and an isoprene side-chain. Full definition →