noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   Any of several isomers of the principal component of vitamin E, each containing a chromanol ring and an isoprene side-chain.
2. 2
   a fat-soluble vitamin that is essential for normal reproduction; an important antioxidant that neutralizes free radicals in the body wordnet

Synonyms

All synonyms

ascorbic acidee306e306e307e308 and e309 when used as an antioxidant

Etymology

From Ancient Greek τόκος (tókos, “childbirth”) + φέρειν (phérein, “to bear or carry”) + -ol.

Related phrases

alpha-tocopherolvitamin e

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.