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polyunsaturate

American  
[pol-ee-uhn-sach-er-it, -uh-reyt] / ˌpɒl i ʌnˈsætʃ ər ɪt, -əˌreɪt /

noun

  1. a polyunsaturated fat or fatty acid.


Etymology

Origin of polyunsaturate

First recorded in 1945–50; back formation from polyunsaturated