roller chain

noun

Definition of roller chain

: a block chain in which hollow transverse blocks or cylinders turning on steel pins act as rollers to lessen friction

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.

Start your free trial today and get unlimited access to America's largest dictionary, with:

  • More than 250,000 words that aren't in our free dictionary
  • Expanded definitions, etymologies, and usage notes
  • Advanced search features
  • Ad free!

First Known Use of roller chain

1841, in the meaning defined above

Keep scrolling for more

Learn More about roller chain

Statistics for roller chain

Time Traveler for roller chain

The first known use of roller chain was in 1841

See more words from the same year

Comments on roller chain

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

WORD OF THE DAY

to spread as a report or rumor

Get Word of the Day daily email!

Test Your Vocabulary

Confusing Words—A Quiz

  • alice with tweedle dee and tweedle dum
  • I invented a brand new toaster robot and ______ it "Sir Toasts-a-Lot."
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Bee Cubed

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!