[ yoos-fuhl ]
See synonyms for: usefulusefullyusefulness on

  1. being of use or service; serving some purpose; advantageous, helpful, or of good effect: a useful member of society.

  2. of practical use, as for doing work; producing material results; supplying common needs: the useful arts; useful work.

Origin of useful

First recorded in 1585–95; use + -ful

Other words for useful

Opposites for useful

Other words from useful

  • use·ful·ly, adverb
  • use·ful·ness, noun
  • un·use·ful, adjective
  • un·use·ful·ly, adverb
  • un·use·ful·ness, noun Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use useful in a sentence

British Dictionary definitions for useful


/ (ˈjuːsfʊl) /

  1. able to be used advantageously, beneficially, or for several purposes; helpful or serviceable

  2. informal commendable or capable: a useful term's work

  1. Australian informal an odd-jobman or general factotum

Derived forms of useful

  • usefully, adverb
  • usefulness, noun

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012