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naphthalene

Syllabification: naph·tha·lene
Pronunciation: /ˈnafTHəˌlēn, ˈnap-
 
 
/

Definition of naphthalene in English:

noun

Chemistry
A volatile white crystalline compound produced by the distillation of coal tar, used in mothballs and as a raw material for chemical manufacture.
Example sentences
  • The raw materials for today's dyes are mainly aromatic hydrocarbons: benzene, toluene, naphthalene, anthracene, pyrene, and others.
  • Common aromatic compounds other than benzene include toluene, naphthalene, and anthracene, all of which are present in coal tar or creosote.
  • In one method, naphthalene is oxidized with vanadium pentoxide to give phthalic anhydride.

Origin

early 19th century: from naphtha + -ene, with the insertion of -l- for ease of pronunciation.

Derivatives

naphthalic

1
Pronunciation: /nafˈTHalik, nap-/
adjective
Example sentences
  • The anhydride of naphthalic acid was identified as a urinary metabolite in rats treated orally with acenaphthene.
  • Single crystals of poly (naphthalic anhydride) have been grown using our confined thin film melt polymerization technique.

Words that rhyme with naphthalene

gasoline • Rosaleen

Definition of naphthalene in:

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