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dehydrogenase

American  
[dee-hahy-druh-juh-neys, -neyz] / diˈhaɪ drə dʒəˌneɪs, -ˌneɪz /

noun

Biochemistry.
  1. an oxidoreductase enzyme that catalyzes the removal of hydrogen.


dehydrogenase British  
/ diːˈhaɪdrədʒəˌneɪz /

noun

  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

Etymology

Origin of dehydrogenase

First recorded in 1920–25; dehydrogen(ate) + -ase