| lipid | (noun) an oily organic compound insoluble in water but soluble in organic solvents; essential structural component of living cells (along with proteins and carbohydrates) | Synonyms: lipide, lipoid |
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| phospholipid | (noun) any of various compounds composed of fatty acids and phosphoric acid and a nitrogenous base; an important constituent of membranes | - |
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| thripid | (noun) any of various small to minute sucking insects with narrow feathery wings if any; they feed on plant sap and many are destructive | Synonyms: thrip, thrips |
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