carbazole
noun
car·ba·zole ˈkär-bə-ˌzōl 
: a crystalline slightly basic cyclic compound C12H9N found in anthracene and used in making dyes
Word History
Etymology
International Scientific Vocabulary carb- + az- + -ole
First Known Use
1887, in the meaning defined above
Medical Definition
carbazole
noun
car·ba·zole ˈkär-bə-ˌzōl
: a crystalline slightly basic cyclic compound C12H9N found in anthracene and used in making dyes and in testing for carbohydrates (as sugars)