When something such as food is dehydrated, all the water is removed from it, often in order to preserve it. Normally specimens have to be dehydrated. = dry + dehydrated de·hy·drat·ed Dehydrated meals, soups and sauces contain a lot of salt
lose water or moisture; "In the desert, you get dehydrated very quickly" remove water from; "All this exercise and sweating has dehydrated me" preserve by removing all water and liquids from; "carry dehydrated food on your camping trip
(1) To remove bound water or hydrogen and oxygen from (a chemical compound) in the proportion in which they form water (2) To remove water from (as foods) (3) To remove water from; make Anhydrous (4) To Lose water or moisture; become dry ADVANCE \x 540
If you dehydrate or if something dehydrates you, you lose too much water from your body so that you feel weak or ill. People can dehydrate in weather like this Alcohol quickly dehydrates your body. + dehydration de·hy·dra·tion a child who's got diarrhoea and is suffering from dehydration