from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. A white crystalline compound, C10H8, derived from coal tar or petroleum and used in manufacturing dyes, moth repellents, and explosives and as a solvent. Also called tar camphor.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. A white crystalline hydrocarbon manufactured from coal tar; used in mothballs.
  • n. An aromatic bicyclic hydrocarbon, C10H8; an acene containing two fused benzene rings.

from the GNU version of the Collaborative International Dictionary of English

  • 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.

from The Century Dictionary and Cyclopedia

  • n. A benzene hydrocarbon (C10H8) usually prepared from coal-tar.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

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


from The American Heritage® Dictionary of the English Language, 4th Edition

naphth(a) + al(cohol) + -ene.

from Wiktionary, Creative Commons Attribution/Share-Alike License

From naphtha + -ene.


  • Also find rubber tube, gas handle, the key, and naphthalene from the suit pocket.

    Archive 2007-08-01

  • They detected a PAH called naphthalene - which was found in traditional mothballs and is now banned - in 16 of the 17 meat samples, ranging from 0.15 to 0.27 ug/m

    Cancer Research UK - RSS Feed

  • Naphthalene 1,2-dioxygenase 1 Nomenclature EC number Systematic name naphthalene, NADH: oxygen oxidoreductase (1,2-hydroxylating) Recommended name naphthalene

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  • There's still no information about other oil-related air toxic chemicals such as naphthalene or hydrogen sulfide, offshore.

    Feminist Peace Network

  • The discovery that a special kind of naphthalene with a single extra proton is out in space is important to those studying interstellar regions for many reasons.

    Scientific Blogging

  • The soil has low levels of lead and semi-volatile chemicals, such as naphthalene, which also need to be addressed.

    Los Angeles Chronicle

  • Mothballs/flakes contain either naphthalene or paradichlorobenzene.

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  • A natural component of crude oil, 2-methylnaphthalene is structurally related to naphthalene, an ingredient in mothballs and toilet-deodorant blocks that is considered a possible human carcinogen by the EPA.

    U.S. regulators lack data on health risks of most chemicals

  • (As product recalls pile up, consumers risk getting lost) "It is really troubling that you've got this form of naphthalene that's produced in millions of pounds a year and we don't have some of the basic information about how toxic it is," said Erik Olson, an expert at the Pew Charitable Trusts, which is advocating an overhaul of U.S. chemical laws.

    U.S. regulators lack data on health risks of most chemicals

  • 'Petroleum distillate' is a blanket term that could be used to describe a wide range of chemical substances, many of which are as toxic as "naphthalene, xylene, toluene, and benzene ... methane, propane, and kerosene."

    Kevin Grandia: What the Frack: Is Pumping Glass Cleaner Into the Earth Okay?


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  • A gentleman

    whose jacket whiffs of naphthalene dines

    with dignity in the pub...

    - Peter Reading, Duos, from For the Municipality's Elderly, 1974

    June 22, 2008