naphthylamine

naph·thyl·amine

noun \naf-ˈthil-ə-ˌmēn, nap-\

Definition of NAPHTHYLAMINE

: either of two isomeric crystalline bases C₁₀H₉N that are used especially in synthesizing dyes; especially : one (β–naphthylamine) with the amino group in the beta position that has been demonstrated to cause bladder cancer in individuals exposed to it while working in the dye industry