unsaturated

2 definitions found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

Unsaturated \Un*sat"u*ra'ted\, adjective

1. Capable of absorbing or dissolving to a greater degree; as, an unsaturated solution.

2. (Chem.) Capable of taking up, or of uniting with, certain other elements or compounds, without the elimination of any side product; thus, aldehyde, ethylene, and ammonia are unsaturated; benzene has three unsaturated bonds. The term is applied most commonly to compounds with a double or triple bond between two carbon atoms (as in ethylene). [1913 Webster +PJC]

From WordNet (r) 3.0 (2006) [wn]:

unsaturated

adjective

1: not saturated; capable of dissolving more of a substance at a given temperature; "an unsaturated salt solution" [ant: {concentrated}, {saturated}]

2: used of a compound (especially of carbon) containing atoms sharing more than one valence bond; "unsaturated fats" [ant: {saturated}]

3: (of color) not chromatically pure; diluted; "an unsaturated red" [ant: {pure}, {saturated}]


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