reaction mixture

Pronunciation
rē-'ak-shən miks-chər

Noun

 * 1)  A product of mixing and reacting two or more substances (causing reaction); mixture causing chemical transformation or change; the interaction of entities :
 * 2) the state resulting from such a reaction
 * 3) a process involving change in atomic nuclei
 * 4) A product formed by the combination of two or more elements, compounds or substances together causing reactions and transformation of original items or substances.