a.1.Full of use, advantage, or profit; producing, or having power to produce, good; serviceable for any end or object; helpful toward advancing any purpose; beneficial; profitable; advantageous; as, vessels and instruments useful in a family; books useful for improvement; useful knowledge; useful arts.
To what can I useful!
- Milton.
Adj.1.useful - being of use or service; "the girl felt motherly and useful"; "a useful job"; "a useful member of society"
Synonyms: utile
useless - having no beneficial use or incapable of functioning usefully; "a kitchen full of useless gadgets"; "she is useless in an emergency"
2.useful - of great importance or use or service; "useful information"; "valuable advice"
Synonyms: of value, valuable
3.useful - capable of being turned to use or account; "useful applications of calculus"
4.useful - having a useful function; "utilitarian steel tables"
Synonyms: utilitarian

USEFUL. That which may be put into beneficial practice.
     2. The patent act of congress of July 4, 1836, sect. 6, in describing the subjects of patents, mentions "new and useful art," and "new and useful improvement." To entitle the inventor to a patent, his invention must, to a certain extent, be beneficial to the community, and not be for an unlawful object, or frivolous, or insignificant. 1 Mason, 182; 1 Pet. C. C. R. 322; 1 Bald. 303; 14 Pick. 217; Paine, 203.

advantageous, advisable, agential, agentival, agentive, aidful, appropriate, assisting, auspicious, banausic, becoming, befitting, benevolent, bon, bonny, brave, braw, bueno, capital, cogent, commendable, commodious, conducive, congruous, constructive, contributory, convenient, decent, desirable, effective, elegant, employable, estimable, excellent, expedient, facilitating, fair, famous, favorable, favoring, feasible, felicitous, fine, fit, fitten, fitting, forwarding, fructuous, fruitful, functional, furthersome, gainful, good for, goodly, grand, handy, happy, healthy, instrumental, intermediary, kind, laudable, likely, mediating, mediatorial, meet, ministerial, ministering, nice, noble, of general utility, of help, of service, of use, opportune, pleasant, politic, positive, practicable, practical, pragmatical, productive, profitable, promoting, proper, propitious, recommendable, regal, remedial, right, royal, salutary, seasonable, seemly, skillful, sortable, sound, splendid, subservient, suitable, therapeutic, timely, to be desired, toward, usable, utilitarian, valid, valuable, very good, virtuous, well-timed, wise, worthwhile
Translate Useful to Spanish, Translate Useful to German, Translate Useful to French
Use and occupation
use immunity
use of goods and services
Use the Source Luke
use up
used to
used up
used-car lot
-- Useful --
Usenet news
user acceptance testing
user base
User Brain Damage
User Datagram Protocol
user id
user identifier
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