double decomposition: Meaning and Definition of

dou'ble decomposi'tion

Pronunciation: [key]
— Chem. Chem.
  1. a reaction whose result is the interchange of two parts of two substances to form two new substances, as AgNO + NaCl → AgCl + NaNO. Also called
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.