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definition | English Collocations | Conjugator | in Spanish | in French | in context | images

Inflections of 'necessary' (n): npl: necessaries

necessary
WordReference English Thesaurus © 2026

Sense: Adjective: essential

Synonyms:

essential , required, prerequisite, vital , fundamental , obligatory, needed , requisite, imperative, indispensable , crucial , elementary , pressing , mandatory , compulsory , de rigueur, a must, exigent (formal), all-important, important , paramount

Antonyms:

unnecessary , unneeded, unessential, insignificant, inessential, nonessential

Sense: Adjective: inevitable

Synonyms:

unavoidable, undeniable, certain , inevitable , ineluctable, inescapable, predestined, unmissable

Antonyms:

avoidable, uncertain , evitable

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Recent forum discussions about thesaurus entries:

– or some necessary or inevitable connection - English Only forum
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a full stop or capitalizing is necessary? - English Only forum
a good dictionary is indispensable//a must//necessary - English Only forum
A guide is necessary - English Only forum
A license is necessary vs It is necessary a licence - English Only forum
a necessary white space on society’s map - English Only forum
A someone with experience and training is good but not necessary. - English Only forum
Act if and as necessary - English Only forum
all necessary venues - English Only forum
all required/necessary documents - English Only forum
all the necessary <materials> - English Only forum
along with all the elements necessary... - English Only forum
An apostrophe - necessary? - English Only forum
an element of self-love in all relationships <that> Freud deemed necessary - English Only forum
an occasion that most Chinese find 'it' hard to ignore. [Necessary?] - English Only forum
and (it is) not---is "it is" necessary? - English Only forum
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Another five weeks is or was necessary? - English Only forum
anxious/necessary that + will? - English Only forum
any necessary information - English Only forum
more...

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