1. (chemistry) a process in which one or more substances are changed into others; - Example: "there was a chemical reaction of the lime with the ground water" [syn: chemical reaction, reaction]
WordNet (r) 3.0 (2006):
chemical reaction
n 1: (chemistry) a process in which one or more substances are
changed into others; "there was a chemical reaction of the
lime with the ground water" [syn: chemical reaction,
reaction]