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{%type%} Definitions

WordNet 3.0Copyright Princeton University


Short "hint"

n. - Vitamin precursor.

Usage examples (25)
  • They therefore proposed that carotene is a provitamin, an immediate precursor to
  • The source of Vitamin A in fruits and vegetables comes from carotene, a provitamin that is a precursor to Vitamin A.
  • It is bright green in color, thus indicating proper curing, a high carotene or provitamin A content, and palatability.
  • For example, in skin vitamin D is produced from UV-B-induced photoconversion of 7-dehydrocholesterol (7-DHC; provitamin D). for more
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