Synonyms of useful

Adjective

1. useful (vs. useless), utile, multipurpose, reclaimable, recyclable, reusable, serviceable, useable, usable, utilitarian, utilizable, effective#1, effectual#1, efficacious, expedient, helpful, profitable, serviceable

usage: being of use or service; "the girl felt motherly and useful"; "a useful job"; "a useful member of society"

2. utilitarian, useful, functional (vs. nonfunctional)

usage: having a useful function; "utilitarian steel tables"

Definition and meaning of useful (Dictionary)