HyperDic: logical_relation

English > 1 sense of the expression logical relation:
NOUNrelationlogical relationa relation between propositions
English > logical relation: 1 sense > noun 1, relation
MeaningA relation between propositions.
CategorylogicThe branch of philosophy that analyzes inference
NarrowercontradictoryTwo propositions are contradictories if both cannot be true (or both cannot be false) at the same time
contraryA logical relation such that two propositions are contraries if both cannot be true but both can be false
implication, logical implication, conditional relationA logical relation between propositions p and q of the form 'if p then q'
modality, modeA classification of propositions on the basis of whether they claim necessity or possibility or impossibility
reflexivity, reflexiveness(logic and mathematics) a relation such that it holds between an element and itself
transitivity(logic and mathematics) a relation between three elements such that if it holds between the first and second and it also holds between the second and third it must necessarily hold between the first and third
BroaderrelationAn abstraction belonging to or characteristic of two entities or parts together

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