Destitute of water as anhydrous salts or acids
- without liquid; particularly without liquid of crystallization
- Destitute of water; as, anhydrous salts or acids.
Anhydrous based methamphetamine
"containing no liquid," 1819, a modern coinage from Greek an-, privative prefix (see an- (1)), + hydor "water" (see liquid (n.1)). Greek did have anhydros "waterless," used of arid places or corpses which had maybe not been given appropriate funeral rites.
(a.) Destitute of liquid; since, anhydrous salts or acids.
The metallic salts all crystallize in the anhydrous condition and decompose on heating, leaving a residue of the pure metal.