'Isonitroso-' definitions:
Definition of 'Isonitroso-'
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Isonitroso- \I`so*ni*tro"so-\ [Iso- + nitroso-.] (Chem.)
A combining form (also used adjectively), signifying:
Pertaining to, or designating, the characteristic,
nitrogenous radical, NOH, called the isonitroso group.
[1913 Webster]
