3 definitions found From WordNet (r) 2.0 [wn]: unnecessary adjective: not necessary [syn: {unneeded}] [ant: {necessary}] From The Collaborative International Dictionary of English v.0.44 [gcide]: Unnecessary \Un*nec"es*sa*ry\, adjective Not necessary; not required under the circumstances; unless; needless; as, unnecessary labor, care, or rigor. -- {Un*nec"es*sa*ri*ly}, adverb -- {Un*nec"es*sa*ri*ness}, noun From Moby Thesaurus II by Grady Ward, 1.0 [moby-thes]: 27 Moby Thesaurus words for "unnecessary": de trop, dispensable, disposable, excess, expendable, expletive, gratuitous, in excess, inessential, needless, nonessential, pleonastic, prolix, redundant, spare, supererogatory, superfluous, surplus, tautologic, tautologous, to spare, uncalled-for, unessential, unneeded, unrequired, unwanted, verbose

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