Definitions
from The American Heritage® Dictionary of the English Language, 5th Edition.
- noun Any of several polyunsaturated fatty acids, including linoleic acid, that are essential for human metabolism, found in meats, nuts, beans, and vegetable oils such as canola and soybean oil.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun chemistry any
polyunsaturated fatty acid having adouble bond between the sixth and seventhcarbon atoms from theend of themolecule farthest from thecarboxylic acid ; although they areessential fatty acids , there isevidence thatexcess levels can cause a number ofdiseases
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- noun a polyunsaturated fatty acid whose carbon chain has its first double valence bond six carbons from the beginning
Etymologies
from The American Heritage® Dictionary of the English Language, 4th Edition
[So called because the first double bond in the chain of carbon atoms in such fatty acids is found between the sixth and seventh atoms when counted from the omega end of the chain.]
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