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negation
(redirected from Not (logic))

   Also found in: Medical, Legal, Encyclopedia, Wikipedia 0.01 sec.
ne·ga·tion  (n-gshn)
n.
1. The act or process of negating.
2. A denial, contradiction, or negative statement.
3. The opposite or absence of something regarded as actual, positive, or affirmative.

ne·gation·al adj.

negation [nɪˈgeɪʃən]
n
1. the opposite or absence of something
2. a negative thing or condition
3. the act or an instance of negating
4. (Philosophy / Logic) Logic
a.  the operator that forms one sentence from another and corresponds to the English not
b.  a sentence so formed. It is usually written -p, ~p, p̄ or ¬p, where p is the given sentence, and is false when the given sentence is true, and true when it is false

Measures to deceive, disrupt, deny, degrade, or destroy an adversary's space systems and services or any other space system or service used by an adversary that is hostile to US national interests. See also space control.
ThesaurusLegend:  Synonyms Related Words Antonyms
Noun1.negation - a negative statement; a statement that is a refusal or denial of some other statement
statement - a message that is stated or declared; a communication (oral or written) setting forth particulars or facts etc; "according to his statement he was in London on that day"
2.negation - the speech act of negating
disaffirmation, denial - the act of asserting that something alleged is not true
contradiction - the speech act of contradicting someone; "he spoke as if he thought his claims were immune to contradiction"
cancellation - the speech act of revoking or annulling or making void
3.negation - (logic) a proposition that is true if and only if another proposition is false
logic - the branch of philosophy that analyzes inference
proposition - (logic) a statement that affirms or denies something and is either true or false

negation
noun
1. opposite, reverse, contrary, contradiction, converse, antithesis, inverse, antonym He repudiates liberty and equality as the negation of order and government.
2. denial, refusal, rejection, contradiction, renunciation, repudiation, disavowal, veto She shook her head in a gesture of negation.
Translations
negation [nɪˈgeɪʃən] N
1. (gen) (Ling) → negación f
2. (= denial, refusal) → negativa f
negation [nɪˈgeɪʃən] nnégation f
negation
nVerneinung f; (of statement, negative form also)Negation f
negation [nɪˈgeɪʃn] nnegazione f


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