(redirected from Principle of bivalence)
Also found in: Medical, Encyclopedia, Wikipedia.


1. Genetics Relating to or being a pair of homologous, side-by-side chromosomes, especially during meiosis; double.
2. Chemistry & Immunology Divalent.

bi·va′lence, bi·va′len·cy n.


(baɪˈveɪləns; ˈbɪvə-)
(Logic) logic philosophy the semantic principle that there are exactly two truth values, so that every meaningful statement is either true or false. Compare many-valued logic
References in periodicals archive ?
They give more detailed analyses to topics such as Husserl's view of geometry, his account of the paradoxes, completeness, axiomatization, sets and manifolds, and the principle of bivalence.
6) Most commonly, the assumption rejected is that every proposition must either be true or be false, an assumption called the principle of bivalence.
Francesco Ademollo 'The Principle of Bivalence in De interpretatione 4'
Finally, (3) and the principle of bivalence lead to the contradiction
5) There is no justification at present for asserting the principle of bivalence.
In De Interpretatione 6-9, Aristotle considers three logical principles: the principle of bivalence, the law of excluded middle, and the rule of contradictory pairs (according to which of any contradictory pair of statements, exactly one is true and the other false).
Full browser ?