dehydrates; dehydrated; dehydrating
1 [+ object] : to remove water or moisture from (something, such as food)
Salt dehydrates the meat and keeps it from spoiling.
2 : to lose too much water
Athletes drink lots of water so they don't dehydrate.
Exercising in this heat will dehydrate you.
— dehydrated adjective [more dehydrated; most dehydrated]
— dehydration /ˌdiːˌhaɪˈdreɪʃən/ noun [noncount]
Athletes drink lots of water to prevent dehydration.