Quantcast
Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Medical
  • Scrabble
  • Spanish Central
  • Learner's Dictionary

Medical Dictionary

naphthalene

play
noun naph·tha·lene \-ˌlēn\

Medical Definition of naphthalene

  1. :  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

naphthalenic \ˌnaf-thə-ˈlen-ik, ˌnap-, -ˈlēn-\play play adjective




Seen and Heard

What made you want to look up naphthalene? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

a division or portion of a pool or whole

Get Word of the Day daily email!