diazo

¹

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

adjective

, Chemistry.

1. containing the diazo group.

diazo-

²

Chemistry.

1. a combining form with the meaning “diazo group,” used in the formation of compound words:

   diazomethane.

diazo

/ daɪˈeɪzəʊ /

adjective

1. of, consisting of, or containing the divalent group, =N:N, or the divalent group, -N:N- See also azo

   diazo compound

2. Alsodyeline of or relating to the reproduction of documents using the bleaching action of ultraviolet radiation on diazonium salts

noun

1. a document produced by this method

Word History and Origins

Origin of diazo¹

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

Origin of diazo²

di- ¹ + azo-

Example Sentences

So I think the room where they kept the diazo machine became like my studio.

From New York Times

Bichromates, although containing much available oxygen, form but feeble explosive mixtures, but some compounds of chromic acid with diazo compounds and some acetylides are extremely powerful as well as sensitive.

From Project Gutenberg

For this purpose it is usually only necessary to prepare a solution containing the diazo compound.

From Project Gutenberg

The necessary diazo compound is prepared by allowing a solution containing nitrous acid to act upon a solution of a primary aromatic amine.

From Project Gutenberg

The constitution of the isomeric diazo hydroxides has given rise to much discussion.

From Project Gutenberg