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WordReference Random House Unabridged Dictionary of American English © 2024cit•ral (si′trəl),USA pronunciation n. [Chem.]- Chemistrya pale yellow, water-insoluble, liquid aldehyde, C10H16O, having a strong lemonlike odor, consisting in natural form of two isomers (citral a or geranial and citral b or neral,) usually obtained from the oils of lemon and orange or synthetically: used chiefly in perfumery, flavoring, and the synthesis of vitamin A.
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