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Search Result for "unsaturated": 
Wordnet 3.0

ADJECTIVE (3)

1. not saturated; capable of dissolving more of a substance at a given temperature;
- Example: "an unsaturated salt solution"

2. used of a compound (especially of carbon) containing atoms sharing more than one valence bond;
- Example: "unsaturated fats"

3. (of color) not chromatically pure; diluted;
- Example: "an unsaturated red"


The Collaborative International Dictionary of English v.0.48:

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 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]
WordNet (r) 3.0 (2006):

unsaturated adj 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]