1. to remove water from something or cause something to lose water
2. to lose water from the body, especially to a harmful degree
Usage: medical

Examples

• The hot sun dehydrates the soil quickly.
• This machine dehydrates fruits to make healthy snacks.
• Running in extreme heat dehydrates the body rapidly.
• The athlete dehydrates easily during long workouts.
• Salt dehydrates meat as part of the curing process.
• The desert climate dehydrates plants within hours.
• She dehydrates vegetables to preserve them for winter.