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hydrate

(hī′drāt′)

noun

a compound formed by the chemical combination of water and some other substance in a definite molecular ratio: plaster of Paris, 2CaSO·HO, is a hydrate

Origin: hydr(o)- + -ate

transitive verb, intransitive verb hydrated, hydrating

to become or cause to become a hydrate
to combine with water

Related Forms:

hydration noun
hydrator noun

See hydrate in American Heritage Dictionary 4

noun

A solid compound containing water molecules combined in a definite ratio as an integral part of the crystal.

verb hy·drat·ed, hy·drat·ing, hy·drates

verb, transitive

To rehydrate.
To supply water to (a person, for example) in order to restore or maintain fluid balance: “Cold water is the fastest and safest way to hydrate an ordinary athlete” (Jane E. Brody).

verb, intransitive

To become a hydrate.

Related Forms: