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be·ta car·o·tenealso be·ta-car·o·tene (bā′tə-kăr′ə-tēn′, bē′-)
The isomeric form of carotene that is most widely distributed in nature and is efficiently converted to vitamin A by the body.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
the most abundant of various isomers of carotene, C40H56, that can be converted by the body to vitamin A.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
A form of carotene widely found in plants and animals. Beta carotene is most efficiently converted to vitamin A in the liver.
The American Heritage® Student Science Dictionary, Second Edition. Copyright © 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.