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or az-
Containing a nitrogen group, especially one attached at both ends in a covalent bond to other groups: azole.

[From French azote, nitrogen : Greek a-, not; see a-1 + Greek zōē, life (from the fact that nitrogen does not support respiration); see gwei- in Indo-European roots.]


or before a vowel


combining form
indicating the presence of an azo group: azobenzene.
[from French azote nitrogen, from Greek azōos lifeless, from a-1 + zōē life]


(ˈæz oʊ, ˈeɪ zoʊ)

pertaining to or containing the bivalent group −N=N− united to two aromatic groups.
[1875–80; < azo-]


a combining form used in the names of chemical compounds containing nitrogen or the azo group.
[comb. form representing azote]
References in periodicals archive ?
But at wavelengths of 350 nm and 600 nm, the photoresponse of ITO/Ag/AZO is much better than that of the AZO- and Ag/ AZO-layered devices.
TNT degradation products include nitroaromatics, such as hydroxylamines, azoxy-, azo-, and aminotoluenes.
Kurtoglu, New Tridentate Azo- Azomethines and their Copper(II) Complexes: Synthesis, Solvent Effect on Tautomerism, Electrochemical and Biological Studies, J.