[dee-hahy-druh-juh-neys, -neyz]

Origin of dehydrogenase

First recorded in 1920–25; dehydrogen(ate) + -ase Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for dehydrogenase


  1. an enzyme, such as any of the respiratory enzymes, that activates oxidation-reduction reactions by transferring hydrogen from substrate to acceptor
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

dehydrogenase in Medicine


[dē′hī-drŏjə-nās′, -nāz′, dē-hīdrə-jə-]
  1. An enzyme that catalyzes the removal and transfer of hydrogen from a substrate in an oxidation-reduction reaction.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.