WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
noun.
a material that has been or is capable of being taken up by another substance by either absorption or adsorption
Word Usage
"Dannon Light & Fit Peach yogurt contains more than 11 different additives including Red 40, aspartame, potassium sorbate, sucralose, and acesulfame potassium."