Of or relating to an organic compound, especially a fatty acid, containing one or more double or triple bonds between the carbon atoms.
Capable of dissolving more of a solute at a given temperature.
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.