verb (used with object), de·hy·drat·ed, de·hy·drat·ing.
- to deprive (a chemical compound) of water or the elements of water.
- to free (fruit, vegetables, etc.) from moisture for preservation; dry.
- to remove water from (the body or a tissue).
- to deprive of spirit, force, or meaning; render less interesting or effectual.
verb (used without object), de·hy·drat·ed, de·hy·drat·ing.
- to lose water or moisture: Milk dehydrates easily.
verb
- to lose or cause to lose water; make or become anhydrous
- to lose or cause to lose hydrogen atoms and oxygen atoms in the proportions in which they occur in water, as in a chemical reaction
- to lose or deprive of water, as the body or tissues
1854, from de- + hydrate (v.). A chemical term at first, given a broader extension 1880s. Related: Dehydration (1834).
v.
- To remove water from; make anhydrous.
- To preserve by removing water from something, such as vegetables.
- To deplete the bodily fluids of an individual.