Chem. [f. ALCOHOL + -ATE. Contr. forms ALCOATE, ALCOHATE, are also found.] A crystalline compound in which alcohol acts as water of crystallization.
1863. in Watts, Dict. Chem.
1875. Ure, Dict. Arts, I. 58. Alcoholates are in general rather unstable combinations, and are almost always decomposed by water.