adjective
useful
YOOSFL
adjective
1
Able to be used effectively; helpful for a practical purpose.
"A good torch is useful when the power goes out."
"She gave me some useful advice about the job interview."
How to Use Useful
Learner’s notesIn plain EnglishSomething that helps you do or achieve something.
Common pairings
useful information
useful tool
come in useful
Word Forms
more useful comparative, usefuller comparative, most useful superlative, usefullest superlative
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A good torch is _____ when the power goes out.
Etymology
From use + -ful, formed in Middle English to mean "full of use."