v. t. 1. To blend (a collection of unlike elements) together so as to make the whole uniform in character, composition, or function. [ PJC ]
2.Specifically: To blend separated liquids together so as to form a uniform emulsion which does not separate out into its original constituents on standing; -- used especially of milk; as, most milk sold in cartons is pasteurized and homogenized. [ PJC ]
adj. 1. formed by blending unlike elements, especially by reducing one element to particles and dispersing them throughout another substance. homogeneous [ WordNet 1.5 ]