naphthalene

== English == === Etymology === From naphth(a) +‎ -al +‎ -ene. === Pronunciation === IPA(key): /ˈnæfθəliːn/, /ˈnæpθəliːn/ === Noun === naphthalene (usually uncountable, plural naphthalenes) A white crystalline hydrocarbon manufactured from coal tar; used in mothballs. (organic chemistry) An aromatic bicyclic hydrocarbon, C10H8; an acene containing two fused benzene rings. ==== Hypernyms ==== (2-ring aromatic hydrocarbon): acene ==== Coordinate terms ==== (2-ring aromatic hydrocarbon): benzene (1-ring acene) anthracene (3-ring acene) ==== Derived terms ==== ==== Translations ====