noun ro·la·mite \ˈrōləˌmīt\

Definition of rolamite



  1. :  a nearly frictionless elementary mechanism consisting of two or more rollers inserted in the loops of a flexible metal or plastic band with the band acting to turn the rollers whose movement can be directed to perform various functions

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 rolamite

roll + -amite, of unknown origin

First Known Use: 1968

Seen and Heard

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


a rounded knoll or a ridge of ice

Get Word of the Day daily email!