1. a chemical compound that contains water molecules
Usage: chemistry

1. to supply with water or moisture
2. to drink fluids to maintain proper water balance in the body

Examples

• Athletes need to hydrate regularly during intense training.
• The nurse reminded the patient to hydrate frequently while recovering.
• Plants require adequate water to hydrate their tissues.
• The moisturizer helps hydrate dry skin.
• Copper sulfate pentahydrate is a common laboratory chemical.
• Make sure to hydrate before going on the long hike.
• The doctor advised her to hydrate well before the surgery.