Definition of diazo in English:
 diazo
(also diazotype)
noun dʌɪˈeɪzəʊdʌɪˈazəʊdaɪˈæzoʊ
mass nounA copying or colouring process using a diazo compound decomposed by ultraviolet light.
as modifier diazo printers
 Example sentencesExamples
-  The fizzing is the diazo group breaking down, with nitrogen gas being given off as the compound reacts.
 -  It is ironic that the human eye, but not the Hitachi 917, can easily distinguish the pink color of the genuine diazo reaction from the white turbidity of the precipitate.
 -  These man-made compounds have a ring of six carbons (the benzo part) joined to a 7-member ring with 5 carbons and 2 nitrogens indicated by diazo.
 -  It is a prodrug in which 5-aminosalicylic acid is linked via a diazo bond to 4-aminobenzoyl- alanine, an inert and biologically inactive carrier molecule.
 -  These are thought to be formed by the release of nitrogen gas during the photolysis of the diazo group.