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Thesaurus

necessary

adjective

Synonyms and Antonyms of necessary

  1. 1 forcing one's compliance or participation by or as if by law <an emissions test is necessary before you can renew the registration for your car> Synonyms compulsory, forced, imperative, incumbent, involuntary, mandatory, nonelective, obligatory, peremptory, requiredRelated Words all-important, essential, indispensable, needed, requisite; insistent, persistent, pressing, urgent; demanded, enforced; coerciveNear Antonyms chosen, discretionary; dispensable, unnecessary, unneeded, unwanted; inconsequential, insignificant, nonessential, unimportantAntonyms elective, optional, voluntary

  2. 2 impossible to avoid or evade <taxes will always be a necessary evil> Synonyms certain, ineluctable, ineludible, inescapable, inevitable, sure, unavoidable, unescapableRelated Words decided, definite, settled; likely, possible, probable; destined, fated, foreordained, predestined, predetermined, preordained; inexorable, relentless, unremitting, unstoppableNear Antonyms preventable (also preventible); doubtful, dubious, questionable, shaky, unclear; undecided, unsettled; undependable, unreliable; improbable, unlikelyAntonyms avoidable, evadable, uncertain, unsure

  3. 3 impossible to do without <food and water are necessary for survival> Synonyms all-important, critical, imperative, indispensable, integral, must-have, essential, necessitous, needed, needful, required, requisite, vitalRelated Words prerequisite; compulsory, mandatory, nonelective, obligatory; consequential, crucial, important, major, material, meaningful, momentous, significant, substantial, weighty; basic, central, fundamental, key, organic; insistent, persistent, pressing, urgentNear Antonyms undesired, unwanted; inconsequential, insignificant, unimportant; excess, external, extra, extraneous, superfluous, surplusAntonyms dispensable, inessential, needless, nonessential, unessential, unnecessary, unneeded




necessary

noun

Synonyms and Antonyms of necessary

  1. something necessary, indispensable, or unavoidable <a modest income that provided the family with only the necessaries of life> Synonyms condition, demand, must, must-have, essential, necessity, need, needful, requirement, requisite, sine qua nonRelated Words precondition, prerequisite; advantage, edge, plus; desideration, desideratum, wishNear Antonyms amenity, comfort, extra, extravagance, frill, indulgence, luxury, superfluity, surplus, surplusageAntonyms nonessential, nonnecessity





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