(ת') נוגד, סותר

adj. opposing; inconsistent

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Noun
1. two propositions are contradictories if both cannot be true (or both cannot be false) at the same time
(hypernym) logical relation

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Adjective
1. of words or propositions so related that both cannot be true and both cannot be false; "`perfect' and `imperfect' are contradictory terms"
(similar) antonymous
2. that confounds or contradicts or confuses
(synonym) confounding
(similar) unsupportive
3. in disagreement; "the figures are at odds with our findings"; "contradictory attributes of unjust justice and loving vindictiveness"- John Morley
(synonym) at odds(p), conflicting, self-contradictory
(similar) inconsistent
4. unable to be both true at the same time
(synonym) mutually exclusive
(similar) incompatible

příd.jm. protikladný; protiřečící (si)

Przym. sprzeczny

(n.)
propositions with the same terms, but opposed to each other both in quality and quantity.
  

(n.)
A proposition or thing which denies or opposes another; contrariety.
  

(a.)
Opposing or opposed; repugnant.
  

(a.)
Affirming the contrary; implying a denial of what has been asserted; also, mutually contradicting; inconsistent.