naphthalene

2 ENTRIES FOUND:

naph·tha·lene

noun \-ˌlēn\

Definition of NAPHTHALENE

:  a crystalline aromatic hydrocarbon C10H8 usually obtained by distillation of coal tar and used especially in organic synthesis

Origin of NAPHTHALENE

alteration of earlier naphthaline, irregular from naphtha
First Known Use: 1821

naph·tha·lene

noun \-ˌlēn\   (Medical Dictionary)

Medical 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

naphthalene

noun    (Concise Encyclopedia)

Simplest of the fused (condensed) ring hydrocarbons, an aromatic compound composed of two benzene rings sharing two adjacent carbon atoms (CH). It is a white solid at room temperature, very volatile, with a characteristic odour. Naphthalene is an important raw material in the manufacture of dyes and synthetic resins and has been used as a moth repellent.

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