diazo
adjective
di·azo dī-ˈa-(ˌ)zō 
-ˈā-
-ˈā- 1
a
: relating to or containing the group N2 composed of two nitrogen atoms united to a single carbon atom of an organic radical —often used in combination
b
: relating to or containing diazonium —often used in combination
2
: of or relating to a photograph or photocopy whose production involves the use of a coating of a diazo compound that is decomposed by exposure to light
Word History
Etymology
International Scientific Vocabulary diaz-, diazo-, from di- + az-
First Known Use
1878, in the meaning defined at sense 1a
Medical Definition
diazo
adjective
di·azo dī-ˈaz-(ˌ)ō
1
: relating to or containing the group N2 composed of two nitrogen atoms united to a single carbon atom of an organic radical
2
: relating to or containing diazonium