iodonitrotetrazolium

/AY1 OW1 D AH0 N IH1 T R OW1 T T R AH0 Z OW1 L IY0 AH0 M/
noun
  1. 1

    (organic chemistry, especially in combination) The univalent radical 2-(4-iodophenyl)-3-(4-nitrophenyl)-5-phenyltetrazolium