aminopyrine

noun

ami·​no·​py·​rine ə-ˌmē-nō-ˈpī(-ə)r-ˌēn 

: a crystalline compound C₁₃H₁₇N₃O formerly used to relieve pain and fever but now largely abandoned for this purpose because of the occurrence of fatal agranulocytosis as a side effect in some users

Word History

Etymology

International Scientific Vocabulary, from amino + antipyrine

First Known Use

1906, in the meaning defined above

Medical Definition

aminopyrine

noun

ami·​no·​py·​rine ə-ˌmē-nō-ˈpī(ə)r-ˌēn 

: a white crystalline compound C₁₃H₁₇N₃O formerly used to relieve pain and fever but now largely abandoned for this purpose because of the occurrence of fatal agranulocytosis as a side effect in some users