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English definition of “lipid”

lipid

noun [C]     /ˈlɪp.ɪd/ specialized
a substance such as a fat, oil, or wax that dissolves in alcohol but not in water and is an important part of living cellsSubstances and structures in the body
(Definition of lipid noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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