polyunsaturated

English

Etymology

Etymology tree
Proto-Indo-European *pleh₁-der.
Proto-Indo-European *polh₁ús
Ancient Greek πολῠ́ς (polŭ́s)lbor.
English poly-
Proto-Indo-European *né
Proto-Indo-European *n̥-
Proto-Germanic *un-
Proto-West Germanic *un-
Old English un-
Middle English un-
English un-
English saturated
English unsaturated
English polyunsaturated

    From poly- + unsaturated.

    Adjective

    polyunsaturated (not comparable)

    1. (organic chemistry) Of or relating to long chain organic compounds that have multiple double bonds; polyunsaturated fatty acids are essential to human nutrition.
    2. (nutrition, of a fat or oil) 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).

    Derived terms

    Translations

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    References

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