azo-

azo-

or az-

pref.

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

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

azo-

or before a vowel

az-

combining form

indicating the presence of an azo group: azobenzene.

[from French azote nitrogen, from Greek azōos lifeless, from a-¹ + zōē life]

az•o

(ˈæz oʊ, ˈeɪ zoʊ)

adj.

pertaining to or containing the bivalent group −N=N− united to two aromatic groups.

[1875–80; < azo-]

azo-

a combining form used in the names of chemical compounds containing nitrogen or the azo group.

[comb. form representing azote]