useful: Meaning and Definition of
use•ful
Pronunciation: (ys'ful), [key]
— adj.
- being of use or service; serving some purpose; advantageous, helpful, or of good effect: a useful member of society.
- of practical use, as for doing work; producing material results; supplying common needs: the useful arts; useful work.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.