diazo

[dahy-az-oh, -ey-zoh]

Origin of diazo

First recorded in 1855–60; independent use of diazo-

diazo-

Chemistry.
  1. a combining form with the meaning “diazo group,” used in the formation of compound words: diazomethane.
Also especially before a vowel, diaz-.

Origin of diazo-

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for diazo

Historical Examples of diazo


British Dictionary definitions for diazo

diazo

adjective
  1. of, consisting of, or containing the divalent group, =N:N, or the divalent group, -N:N-diazo compound See also azo
  2. Also: dyeline of or relating to the reproduction of documents using the bleaching action of ultraviolet radiation on diazonium salts
noun plural -os or -oes
  1. a document produced by this method
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