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Adjective: unsaturated  ,ún'sa-chu,rey-tid
  1. Not saturated; capable of dissolving more of a substance at a given temperature
    "an unsaturated salt solution"
  2. (chemistry) used of a compound (especially of carbon) containing atoms sharing more than one valence bond
    "unsaturated fats"
  3. (of colour) not chromatically pure; diluted
    "an unsaturated red"

See also: dull, monounsaturated, polyunsaturated

Antonym: saturated

Encyclopedia: Unsaturated