n.
Pronunciation: ˌ d ē -( ˌ )h ī - ' drä-j ə - ˌ n ā s, ( ˌ )d ē - ' h ī -dr ə -j ə -, - ˌ n ā z
Function: noun
Etymology: International Scientific Vocabulary
Date: 1923
: an enzyme that accelerates the removal of hydrogen from metabolites and its transfer to other substances ― compare SUCCINATE DEHYDROGENASE