Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “useful”

See all translations

useful

adjective uk   /ˈjuːs.fəl/ us  
A2 effective; helping you to do or achieve something: A good knife is probably one of the most useful things you can have in a kitchen. Do the exercises serve any useful purpose?
More examples
Translations of “useful”
in Korean 유용한…
in Arabic مُفيد…
in Portuguese útil…
in Catalan útil…
in Japanese 役に立つ…
in Italian utile…
in Chinese (Traditional) 有用的,有效的, 有助益的…
in Russian полезный…
in Turkish faydalı, yararlı…
in Chinese (Simplified) 有用的,有效的, 有帮助的…
in Polish użyteczny, przydatny…
(Definition of useful from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
What is the pronunciation of useful?
Add Cambridge dictionaries to your browser to your website

Definitions of “useful” in other dictionaries

Word of the Day

pup

a baby of particular animals, or a puppy

Word of the Day

I won’t tolerate it! Replacing formal words with phrasal verbs.

by Liz Walter,
April 01, 2015
When you are using a language, it is important to understand if a word is formal or informal, so that you can use it in an appropriate way. You might hear people saying dosh for money, or spud for potato, but they wouldn’t write those words in a formal essay. Similarly, a

Read More 

stackin’ p

March 30, 2015
idiom slang earning a lot of money ‘That’s a very generous present.”Yeah, well, she’s stackin’ p, innit?’

Read More