Meaning of aza | Babel Free

Definitions

1. A nitrogen atom substituted for a carbon atom within a ring.
   attributive, uncountable
2. Initialism of Association of Zoos and Aquariums.
   abbreviation, alt-of, initialism
3. Alternative spelling of Gaza.
   alt-of, alternative

Examples

“"However, aza N-atoms (~N=) have to be counted, if they replace methine groups in the chain."”

CEFR level