Main Entry: de·hy·dra·tase Pronunciation: (')dE-'hI-dr&-"tAs, -"tAz Function: noun : an enzyme that catalyzes the removal of oxygenand hydrogen from metabolites in the proportion in which they form water
dehydratase de·hy·dra·tase (dē-hī'drə-tās', -tāz') n. An enzyme that catalyzes the removal of oxygen and hydrogen from organic compounds in the form of water.