provitamin a

1. 1.

   an orange isomer of an unsaturated hydrocarbon found in many plants; is converted into vitamin A in the liver

   Synonymscarotenecarotin

   Broaderprovitamin

   Narrowerbeta-carotene

Questions about provitamin a

What does provitamin a mean?

provitamin a means "an orange isomer of an unsaturated hydrocarbon found in many plants; is converted into vitamin A in the liver".

What is another word for provitamin a?

Close synonyms include carotene, carotin. Each sense on this page lists its own synonyms, because a word with several meanings rarely has one substitute that works for all of them.

Is provitamin a a common word?

provitamin a is banded "Rare" — specialist or archaic — most readers will not have met it. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.