necessary
adjective
- (of a proposition) such that a denial of it involves a self-contradiction.
- (of an inference or argument) such that its conclusion cannot be false if its supporting premises are true.
- (of a condition) such that it must exist if a given event is to occur or a given thing is to exist.Compare sufficient(def 2).
noun, plural nec·es·sar·ies.
Origin of necessary
Synonyms for necessary
Antonyms for necessary
Related Words for necessary
unavoidable, mandatory, fundamental, urgent, indispensable, required, crucial, needed, vital, imperative, significant, basic, paramount, decisive, imminent, certain, prime, binding, chief, pressingExamples from the Web for necessary
Contemporary Examples of necessary
He could order the Justice Department to begin the necessary regulatory work.
Yet, what my peers do not realize – or cannot handle – is that rejection is a necessary part of forging a romantic relationships.
But as is her way, Kaling defended why the episode was not only funny, but necessary.
Unfortunately, the underground tunnels that were used to transport booze and, if necessary, escaping patrons, are off-limits.
However, we have just had a necessary wake-up call that all is not as secure as we believed.
Historical Examples of necessary
It is not necessary to dwell on every incident of this terrible journey.
Explorations in AustraliaJohn Forrest
They look so beautifully, if it only were not necessary to eat them.
MalboneThomas Wentworth Higginson
The necessary papers were made out and given to the Marshal.
Harriet, The Moses of Her PeopleSarah H. Bradford
It will not be necessary to repeat in detail the course of my examination.
In the meantime, I will go to Chatterton, and take all necessary precautions.