'Water of hydration' definitions:
Definition of 'water of hydration'
From: WordNet
noun
The water present in hydrated compounds [syn: water of crystallization, water of crystallisation, water of hydration]
Definition of 'Water of hydration'
From: GCIDE
- Hydration \Hy*dra"tion\, n. (Chem.) The act of becoming, or state of being, a hydrate. [1913 Webster]
- Water of hydration (Chem.), water chemically combined with some substance to form a hydrate; -- distinguished from water of crystallization. [1913 Webster]