noun \-ˌlēn\

Definition of NAPHTHALENE

: a crystalline aromatic hydrocarbon C10H8 usually obtained by distillation of coal tar and used especially in organic synthesis and formerly as a topical and intestinal antiseptic
naph·tha·len·ic \ˌnaf-thə-ˈlen-ik, ˌnap-, -ˈlēn-\ adjective

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