1. (

• unsaturated ,

) not saturated; capable of dissolving more of a substance at a given temperature; "an unsaturated salt solution" ;

2. (

• unsaturated

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

3. (

• unsaturated ,

) (of color) not chromatically pure; diluted; "an unsaturated red" ;