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polyunsaturated

The English word “polyunsaturated” has 2 meanings listed here.

adjective

  1. Of or relating to long chain organic compounds that have multiple double bonds; polyunsaturated fatty acids are essential to human nutrition.
  2. Having a chemical structure that does not easily change into cholesterol (a substance containing a lot of fat thought to be an important cause of heart disease).

Etymology

From poly- + unsaturated.

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