[ frik-shuh-nl ]

  1. of, relating to, or of the nature of friction.

  2. moved, worked, or produced by friction.

Origin of frictional

First recorded in 1840–50; friction + -al1

Other words from frictional

  • fric·tion·al·ly, adverb
  • un·fric·tion·al, adjective
  • un·fric·tion·al·ly, adverb

Words Nearby frictional Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024

How to use frictional in a sentence