Definitions for naphthaleneˈnæf θəˌlin, ˈnæp-; -lɪn
Random House Webster's College Dictionary
naph•tha•leneˈnæf θəˌlin, ˈnæp-; -lɪn(n.)
or naph•tha•line ; also naph•tha•lin
a white crystalline hydrocarbon, C10H8, usu. obtained from coal tar: used in making dyes and as a moth repellant.
Origin of naphthalene:
1865–70; earlier napthaline
a white crystalline strong-smelling hydrocarbon made from coal tar or petroleum and used in organic synthesis and as a fumigant in mothballs
A white crystalline hydrocarbon manufactured from coal tar; used in mothballs.
An aromatic bicyclic hydrocarbon, CH; an acene containing two fused benzene rings.
Origin: From naphtha + -ene.
a white crystalline aromatic hydrocarbon, C10H8, analogous to benzene, and obtained by the distillation of certain bituminous materials, such as the heavy oil of coal tar. It is the type and basis of a large number of derivatives among organic compounds. Formerly called also naphthaline