The meaning of HYDRATE is a compound formed by the union of water with some other substance. How to use hydrate in a sentence.

In chemistry, a hydrate is a substance that contains water or its constituent elements. The chemical state of the water varies widely between different classes of hydrates, some of which …

/ ˈhaɪ.dreɪt / Add to word list to make your body absorb water or other liquid: oils that help hydrate your skin

hydrate, any compound containing water in the form of H 2 O molecules, usually, but not always, with a definite content of water by weight. The best-known hydrates are crystalline solids that …

A compound produced by combining a substance chemically with water. Many minerals and crystalline substances are hydrates. To combine a compound with water, especially to form a …

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).

If a substance hydrates your skin, it makes it softer and less dry. After-sun products will cool and hydrate your skin. [VERB noun]

A hydrate is any compound that has absorbed water molecules from its environment and included them in its structure. There are three types of hydrates: inorganic, organic, and gas (or …

Dec 22, 2025 · Here’s How Much Water You Actually Need to Hydrate Properly in the New Year While lower temperatures might not have you reaching for your water bottle as much, you still …

Definition of hydrate verb in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.