verb (used with object), de·hy·drat·ed, de·hy·drat·ing.
verb (used without object), de·hy·drat·ed, de·hy·drat·ing.
Examples from the Web for dehydrate
It is employed to dehydrate certain oils with which the pork-packer adulterates lard.Highways and Byways in Surrey|Eric Parker
Flood with several changes of absolute alcohol to dehydrate the section.
Decolourise and dehydrate rapidly with absolute alcohol until there remains only a very faint bluish tint.
Drop absolute alcohol on to the section from a drop bottle, to dehydrate it.