dehydrogenase

noun

1. Any of several enzymes that catalyze the removal of hydrogen (a proton) from biological compounds.

   “This led to a search in the filtrate for a dehydrogenase which should activate lactate in preference to the other three substances.”

   “Our stomachs and livers have an enzyme known as alcohol dehydrogenase that breaks down ethanol to make it less toxic for our bodies, said Atlanta gastroenterologist Dr. Preston Stewart.”