Amidol

1 definition found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Amidol \Am"i*dol\, n. [Amide + -ol as in alcohol.] (Photog. &
     Chem.)
     A salt of a diamino phenol, {C6H3(OH)(NH2)2}, used as a
     developer.
     [Webster 1913 Suppl.]