unsaturated /un·sat·u·rat·ed/ (un-sach´ur-āt″ed)
unsaturated
1. not holding all of a solute which can be held in solution by the solvent.
2. denoting compounds in which two or more atoms are united by double or triple bonds. 
)
Unsaturated (A) and saturated (B) two-carbon hydrocarbons.
un·sat·u·rat·ed ( n-s ch  -r  t d)adj. 1. Of or relating to a solution in which the solvent is capable of dissolving still more of the solute; not saturated. 2. Of or relating to a chemical compound in which all the affinities are not satisfied, so that still other atoms or radicals may be added to it. 3. Of or relating to chemical compounds containing double and triple bonds. |
unsaturated
[unsach′ərātid]
Etymology: ME, un + L, saturare, to fill
1 adj, describing a solution that is capable of dissolving more of the solute; not saturated.
2 n, an organic compound in which one or more pairs of carbon atoms are united by double or triple bonds, as in unsaturated fatty acids. Also called unsaturated hydrocarbon. Compare saturated.
unsaturated
1. not having all affinities of its elements satisfied (unsaturated compound).
2. not holding all of a solute which can be held in solution by the solvent (unsaturated solution).
3. denoting compounds in which two or more atoms are united by double or triple bonds.
unsaturated fatty acids
see fatty acids.
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