Anhydrous vs. Hydrous

Anhydrousadjective

Having little or no water.

Anhydrousadjective

(chemistry) Having no water of crystallization.

Anhydrousadjective

Destitute of water; as, anhydrous salts or acids.

Anhydrousadjective

without water; especially without water of crystallization

Anhydrous

A substance is anhydrous if it contains no water. Many processes in chemistry can be impeded by the presence of water; therefore, it is important that water-free reagents and techniques are used.

Hydrousadjective

(chemistry) Containing combined water; hydrated.

Hydrousadjective

Containing water; watery.

Hydrousadjective

Containing water of hydration or crystallization.

Hydrousadjective

containing combined water (especially water of crystallization as in a hydrate)