noun hex·a·co·sane \ˌheksəˈkōˌsān\

Definition of hexacosane



  1. :  a solid paraffin hydrocarbon C26H54; especially :  the normal hydrocarbon CH3(CH2)24CH3

Love words? You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.

Join MWU now and get access to America’s largest dictionary, with:

  • 300,000 words that aren't in our free dictionary
  • Expanded definitions, etymologies, and usage notes
  • Advanced search features
  • Ad free!

Origin and Etymology of hexacosane

International Scientific Vocabulary hexacos- (from hexa- + -cos- —from eicosa-) + -ane

Seen and Heard

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


a trip made at another's expense

Get Word of the Day daily email!