Focus on the pronunciation of dehydrate
English definition of “dehydrate”
/ˌdiˈhɑɪ·dreɪt/ v [I/T]
› to lose water, or to cause something to lose water: [T] The vegetables were dehydrated and frozen. dehydration
/ˌdi·hɑɪˈdreɪ·ʃən/ n [U] › In hot, dry weather you need to drink lots of water to avoid dehydration.