单词	diphenylamine
释义	diphenylamine noun di·​phe·​nyl·​amine (ˌ)dī-ˌfe-nᵊl-ə-ˈmēn  -ˌfē-, -nᵊl-ˈa-mən : a crystalline pleasant-smelling compound (C6H5)2NH used chiefly in the manufacture of dyes and as an indicator Word History Etymology International Scientific Vocabulary First Known Use 1872, in the meaning defined above Medical Definition diphenylamine noun di·​phe·​nyl·​amine (ˌ)dī-ˌfen-ᵊl-ə-ˈmēn  -ˌfēn-  -ᵊl-ˈam-ən : a crystalline pleasant-smelling compound (C6H5)2NH that has been used in veterinary medicine, in the manufacture of dyes, and in stabilizing explosives
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