n.
Pronunciation: t ō - ' kä-f ə - ˌ ro ̇ l, - ˌ r ō l
Function: noun
Etymology: International Scientific Vocabulary, ultimately from Greek tokos childbirth, offspring (akin to Greek tiktein to beget) + pherein to carry, bear ― more at THANE , BEAR
Date: circa 1936
: any of several fat-soluble oily phenolic compounds with varying degrees of antioxidant vitamin E activity especially : ALPHA-TOCOPHEROL