a) Not saturated; capable of dissolving more of a solute at the same temperature.
b) Of a compound containing atoms sharing more than one valence bond, especially of an organic compound having one or more double bonds or triple bonds between carbon atoms.
See Also: unsaturated fat

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  • Unsaturated — Un*sat u*ra ted, a. 1. Capable of absorbing or dissolving to a greater degree; as, an unsaturated solution. [1913 Webster] 2. (Chem.) Capable of taking up, or of uniting with, certain other elements or compounds, without the elimination of any… …   The Collaborative International Dictionary of English

  • unsaturated — (adj.) 1756, from UN (Cf. un ) (1) not + pp. of SATURATE (Cf. saturate) (v.) …   Etymology dictionary

  • unsaturated — ► ADJECTIVE Chemistry ▪ (of organic molecules) having carbon carbon double or triple bonds and therefore not containing the greatest possible number of hydrogen atoms. DERIVATIVES unsaturation noun …   English terms dictionary

  • unsaturated — [unsach′ə rāt΄id] adj. 1. not saturated 2. Chem. a) designating or of a compound in which some element possesses the capacity of combining further with other elements b) designating or of a solution that is not in equilibrium with the undissolved …   English World dictionary

  • unsaturated — 1. Not saturated; denoting a solution in which the solvent is capable of dissolving more of the solute. 2. Denoting a chemical compound in which all the affinities are not satisfied, so that still other atoms or radicals may be added to it. 3. In …   Medical dictionary

  • unsaturated — adjective Date: 1758 not saturated: as a. capable of absorbing or dissolving more of something < an unsaturated solution > b. able to form products by chemical addition; especially containing double or triple bonds between carbon atoms …   New Collegiate Dictionary

  • unsaturated — adj. Unsaturated is used with these nouns: ↑fat …   Collocations dictionary

  • unsaturated — un|sa|tu|rat|ed [ʌnˈsætʃəreıtıd] adj unsaturated fats or oils usually come from plants rather than animals and are better for your health …   Dictionary of contemporary English

  • unsaturated — un|sat|u|rat|ed [ ʌn sætʃə,reıtəd ] adjective unsaturated fat in food is better for your body than SATURATED fat because it does not create as much CHOLESTEROL …   Usage of the words and phrases in modern English

  • unsaturated — UK [ʌnˈsætʃəˌreɪtɪd] / US [ʌnˈsætʃəˌreɪtəd] adjective unsaturated fat in food is better for your body than saturated fat because it does not create as much cholesterol …   English dictionary

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