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necessary
[ nes-uh-ser-ee ]
adjective
- essential, indispensable, or requisite:
The rotor is a necessary part of the motor.
Synonyms:
Antonyms:
- happening or existing by necessity:
The snow has forced a necessary change in our plans.
- acting or proceeding from compulsion or necessity; not free; involuntary:
a necessary agent.
- Logic.
- (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
- something necessary or required for a particular purpose; necessity.
Synonyms: , ,
- necessaries, Law. food, clothing, etc., required by a dependent person and varying with their social or economic position or that of the person upon whom they are dependent.
- Chiefly New England. a privy or toilet.
necessary
/ ˈɛɪəɪ /
adjective
- needed to achieve a certain desired effect or result; required
- resulting from necessity; inevitable
the necessary consequences of your action
- logic
- (of a statement, formula, etc) true under all interpretations or in all possible circumstances
- (of a proposition) determined to be true by its meaning, so that its denial would be self-contradictory
- (of a property) essential, so that without it its subject would not be the entity it is
- (of an inference) always yielding a true conclusion when its premises are true; valid
- (of a condition) entailed by the truth of some statement or the obtaining of some state of affairs Compare sufficient
- philosophy (in a nonlogical sense) expressing a law of nature, so that if it is in this sense necessary that all As are B, even although it is not contradictory to conceive of an A which is not B, we are licensed to infer that if something were an A it would have to be B
- rare.compelled, as by necessity or law; not free
noun
- the necessary informal.the money required for a particular purpose
- do the necessary informal.to do something that is necessary in a particular situation
Other Word Forms
- ԱIJ·i·Ա noun
- ܲȴ-ԱIJ·y adjective
Word History and Origins
Origin of necessary1
Word History and Origins
Origin of necessary1
Synonym Study
Example Sentences
"Russia rejects all this. Without pressure this cannot be resolved. Pressure on Russia is necessary."
Indeed, learning and the necessary process of memory formation and retrieval are key to the specialized roles played by concept cells and some of our other specialized neurons.
Ms Cartwright added that while she was given "full, unfettered access", both the FA and Sheffield United had sought redactions before onward disclosure, and she had considered additional ones necessary.
Game 5, if necessary, will be at Crypto.com Arena on Tuesday.
Chinese President Xi Jinping's government has repeatedly said it is open to dialogue, but warned that, if necessary, it would "fight to the end".
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