useful
adjective
being of use or service; serving some purpose; advantageous, helpful, or of good effect.
usefulness
-
a word derived from
useful.
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
These restrictions have a direct bearing on the usefulness of the tools.
From Slate ● Sep. 23, 2026
“I think it would eliminate the usefulness of an iPad!”
From The Wall Street Journal ● Sep. 10, 2026
A person familiar with the school’s thinking but not authorized to speak publicly told The Times that the school plans to argue the field had outlived its usefulness.
From Los Angeles Times ● Jul. 23, 2026
That flexibility could make the approach easier to follow and potentially improve its usefulness in obesity treatment.
From Science Daily ● Jul. 18, 2026
Elegance is often a reliable guide to the usefulness of a model, but not an infallible one.
From "The Scientists" by John Gribbin
