azo

adj

1. (not-comparable)azote, nitrogen
2. (not-comparable)Applied loosely to compounds having nitrogen variously combined, as in cyanides, nitrates, etc.
3. (not-comparable)Now especially applied to compounds containing a two atom nitrogen group (-N=N-) uniting two hydrocarbon radicals, as in azobenzene etc.

noun

1. (abbreviation, alt-of, initialism, uncountable)Initialism of aluminum-doped zinc oxide.