triacylglycerol
(trī-ăs′əl-glĭs′ə-rôl′, -rōl′)- A naturally occurring ester of three fatty acids and glycerol that is the chief constituent of fats and oils.triglyceride
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The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.