n.
Pronunciation: ˌ d ē -( ˌ )h ī - ˌ drä-j ə - ' n ā -sh ə n, ( ˌ )d ē - ˌ h ī -dr ə -j ə -
Function: noun
Date: 1866
: the removal of hydrogen from a chemical compound
– de · hy · dro · ge · nate \ ˌ d ē -( ˌ )h ī - ' drä-j ə - ˌ n ā t, ( ˌ )d ē - ' h ī -dr ə -j ə - \ transitive verb