combining form
variants: or


Definition of hydraz-

  1. 1 :  related to hydrazine hydrazide

  2. 2 usually hydrazo- :  containing the bivalent radical −NHNH− derived from hydrazine by removal of one hydrogen atom from each nitrogen atom —especially in names of compounds in which the radical is united to two hydrocarbon radicals hydrazotoluene

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Origin and Etymology of hydraz-

International Scientific Vocabulary, from hydrazine

Seen and Heard

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to criticize severely

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