Hydration may refer to: *

Hydrate 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 were so labeled before their chemical structure was understo ...

, a substance that contains water * Hydration enthalpy, energy released through hydrating a substance *

Hydration reaction In chemistry, a hydration reaction is a chemical reaction A chemical reaction is a process that leads to the IUPAC nomenclature for organic transformations, chemical transformation of one set of chemical substances to another. Classically, che ...

, a chemical addition reaction where a hydroxyl group and proton are added to a compound *

Hydration shell A solvation shell or solvation sheath is the solvent interface of any chemical compound or biomolecule that constitutes the solute. When the solvent is water it is called a hydration shell or hydration sphere. The number of solvent molecules sur ...

, a type of solvation shell * Hydration system, an apparatus that helps its user drink enough liquid while engaged in physical activity ** Hydration pack, a type of hydration system composed of a carry-on pack used for hydration *

Mineral hydration In chemistry, mineral hydration is an inorganic chemical reaction which adds water to the crystal structure of a mineral, usually creating a new mineral, usually called a ''hydrate''. In geological terms, the process of mineral hydration is know ...

, an inorganic chemical reaction where water is added to the crystal structure of a mineral *

Drinking Drinking is the act of ingesting water or other liquids into the body through the mouth, proboscis, or elsewhere. Humans drink by swallowing, completed by peristalsis in the esophagus. The physiological processes of drinking vary widely among o ...

in general, including: ** Fluid replacement, the medical practice of replenishing bodily fluid ** Oral rehydration therapy, hydration as a health treatment **

Management of dehydration The management of dehydration typically involves the use of oral rehydration solution (ORS). Standard home solutions such as salted rice water, salted yogurt drinks, vegetable and chicken soups with salt can be given. Home solutions such as water ...

, medical hydration * Tissue hydration, the supply and retention of adequate water in biological tissues *

Water of hydration In chemistry, water(s) of crystallization or water(s) of hydration are water molecules that are present inside crystals. Water is often incorporated in the formation of crystals from aqueous solutions. In some contexts, water of crystallization is ...

, water that occurs within crystals *

Hydration (web development) In web development, hydration or rehydration is a technique in which client-side JavaScript converts a static HTML web page, delivered either through static hosting or server-side rendering, into a dynamic web page by attaching event handlers to ...

, the preparation of web page content for user interaction. * Dough hydration, the percentage of water in a dough in relation to the amount of flour

See also