Being of use or service:
— The girl felt motherly and useful.
— A useful job.
— A useful member of society.

synonym: utile.

Roget 618: commendable etc. 931; useful etc. 644; good &c.; beneficial etc. 648.   

Roget 631: instrumental; useful etc. 644; ministerial, subservient, mediatorial^†; intermediate, intervening; conducive.   

Roget 644: useful; of use etc. n.; serviceable, proficuous^†, good for; subservient etc. (instrumental) 631; conducive etc. (tending) 176; subsidiary etc. (helping) 707.    advantageous etc. (beneficial) 648; profitable, gainful, remunerative, worth one's salt; valuable; prolific etc. (productive) 168.    adequate; efficient, efficacious; effective, effectual; expedient etc. 646.    applicable, available, ready, handy, at hand, tangible; commodious, adaptable; of all work.    ... show more

Roget 656: salubrious, salutary, salutiferous^†; wholesome; healthy, healthful; sanitary, prophYlactic, benign, bracing, tonic, invigorating, good for, nutritious; hygeian^†, hygienic.    innoxious^†, innocuous, innocent; harmless, uninjurious, uninfectious.    sanative etc. (remedial) 662; restorative etc. (reinstate) 660; useful etc. 644.    ... show more

Roget 677: in use; used etc. v.; well-worn, well-trodden.    useful etc. 644; subservient etc. (instrumental) 631.   

Roget 176: tending etc. v.; conducive, working towards, in a fair way to, calculated to; liable etc. 177; subservient etc. (instrumental) 631; useful etc. 644; subsidiary etc. (helping) 707.    ... show more

Polish: przydatny, utylitarny, użyteczny, pożyteczny, praktyczny

Having a useful function.

synonym: utilitarian.

Polish: funkcjonalny