D defs.my
Entry 1 sense Webster, 1913

Isonitroso-

· I·so·ni·tro·so- · IPA
01 A combining form (also used adjectively), signifying: Pertaining to, or designating, the characteristic, nitrogenous radical, NOH, called t…
  1. 1.
    A combining form (also used adjectively), signifying: Pertaining to, or designating, the characteristic, nitrogenous radical, NOH, called the isonitroso group.(Chem.)