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also naph·tha·line  (năf′thə-lēn′, năp′-) or naph·tha·lin (-lĭn)
A white crystalline aromatic 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.

naph′tha·len′ic (-lĕn′ĭk) adj.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


(ˈnæfθəˌliːn; ˈnæp-) or




(ˈnæfθəlɪn; ˈnæp-)
(Chemistry) a white crystalline volatile solid with a characteristic penetrating odour: an aromatic hydrocarbon used in mothballs and in the manufacture of dyes, explosives, etc. Formula: C10H8
[C19: from naphtha + alcohol + -ene]
naphthalic adj
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


or naph•tha•line

(ˈnæf θəˌlin, ˈnæp-)

also naph•tha•lin


a white crystalline hydrocarbon, C10H8, usu. obtained from coal tar: used in making dyes and as a moth repellant.
[1865–70; earlier napthaline]
naph`tha′len•ic (-ˈlɛn ɪk) adj.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.


A white crystalline compound made from coal tar or petroleum and used to make dyes, moth repellents, explosives, and solvents.
The American Heritage® Student Science Dictionary, Second Edition. Copyright © 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.naphthalene - a white crystalline strong-smelling hydrocarbon made from coal tar or petroleum and used in organic synthesis and as a fumigant in mothballs
camphor ball, mothball - a small sphere of camphor or naphthalene used to keep moths away from stored clothing
hydrocarbon - an organic compound containing only carbon and hydrogen
coal tar - a tar formed from distillation of bituminous coal; coal tar can be further distilled to give various aromatic compounds
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.


[ˈnæfθəliːn] Nnaftalina f
Collins Spanish Dictionary - Complete and Unabridged 8th Edition 2005 © William Collins Sons & Co. Ltd. 1971, 1988 © HarperCollins Publishers 1992, 1993, 1996, 1997, 2000, 2003, 2005


nNaphthalin nt
Collins German Dictionary – Complete and Unabridged 7th Edition 2005. © William Collins Sons & Co. Ltd. 1980 © HarperCollins Publishers 1991, 1997, 1999, 2004, 2005, 2007
References in periodicals archive ?
Cakmak, Synthesis of hydroxy, epoxy, nitrato and methoxy derivatives of tetralins and naphthalenes, J Chem Res-S, 753 (2006).
Polychlorinated naphthalenes (PCNs) include 75 congeners that had been widely used in various industries until the end of 1980s in the form of various mixtures, mainly as capacitor fluids, engine oil additives, cable insulation additives and for wood and paper impregnation [1].
There are three peak groups of aromatic hydrocarbons (AHs) in the TICs of Biluo Co oil shale samples: a peak group of naphthalenes and alkyl naphthalenes, a peak group of phenanthrenes and alkyl phenanthrenes, and a peak group of aromatic sterenes and other polynuclear aromatic hydrocarbons (PAHs).
Through cleavages of bonds within the rings coupled with photochemical and acid catalyzed processes during diagenesis/catagenesis, these tetracyclic and pentacyclic aromatic hydrocarbons could be broken into methyl-substituted naphthalenes and phenanthrenes, respectively.
The NOAA initially used gas chromatography-mass spectrophotometry (GC/ MS) with low detection limits, but the alkyl naphthalenes were omitted, thereby underestimating total naphthalene concentrations.
Among the potentially harmful compounds in heavy fuel oil are naphthalenes. You may already know of naphthalenes from the mothballs in your closet.
In this study, baffles have been incorporated in both the roller bioreactor and BMB and mass transfer and bioremediation of pure naphthalene and methyl naphthalenes, as well as a mixture of these compounds are reported.
Kenplast G low-viscosity mixture of alkylated naphthalenes and phenanthrenes is an extender for epoxies, a secondary plasticizer for PVC, and a reportedly excellent compatibilizer for PVC/vinyl acetate combinations.
The polycyclic organic matter (POM) emitted at the highest rates were naphthalene and the monomethylated naphthalenes (1-methylnaphthalene and 2-methylnaphthalene).
The lowest and highest mean values in seven municipalities, respectively, were 0.56 ppb and 4.89 ppb pentachlorinated naphthalenes, 0.43 ppb and 1.04 ppb 1,2,3,4,6,7/1,2,3,5,6,7-HxCNs (mixture of the two hexachlorinated naphthalenes), and 0.02 ppb and 0.48 ppb HxCN except for 1,2,3,4,6,7/1,2,3,5,6,7-HxCNs.
Summary: Global Naphthalene and PCE based Admixtures Market Report 2019 explores future trends for supply, demand and market growth rate, market size, prices, trading, competition and value chain as well as Key Players of the industry's information with forecast from 2019 to 2024.
In another study, Mohammed and Hamada [10] examined the long-term behaviors of concrete made with chemical admixture having polycarboxyl group and concrete made with chemical admixture having naphthalene group in tidal environment.