naphthalene

1. n. 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. Source: opted

2. n. a white crystalline strong-smelling hydrocarbon made from coal tar or petroleum and used in organic synthesis and as a fumigant in mothballs Source: wordnet

3. 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. Naphthalene red (Chem.), a dyestuff obtained from certain diazo derivatives of naphthylamine, and called also magdala red. -- Naphthalene yellow (Chem.), a yellow dyestuff obtained from certain nitro derivatives of naphthol. Source: webster

4. A white crystalline aromatic hydrocarbon, C10H8, analogous tobenzene, and obtained by the distillation of certain bituminousmaterials, such as the heavy oil of coal tar. It is the type andbasis of a large number of derivatives among organic compounds.Formerly called also naphthaline. Naphthalene red (Chem.), a dyestuffobtained from certain diazo derivatives of naphthylamine, and calledalso magdala red.-- Naphthalene yellow (Chem.), a yellow dyestuff obtained fromcertain nitro derivatives of naphthol. Source: adambom

5. n:100 n. a white crystalline strong-smelling hydrocarbon made from coal tar or petroleum and used in organic synthesis and as a fumigant in mothballs Source: ecdict

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