congruence
nounUK /ˈkɒŋ.ɡɹʊ.əns/ · US /ˈkɑŋ.ɡɹu.əns/
Etymology From Middle English congruence, from Latin congruentia (“agreement”), from congruēns, present active participle of congruō (“meet together, agree”).
The quality of agreeing or corresponding; being suitable and appropriate.
Mathematics, Number theory, Sciences A relation between two numbers indicating they give the same remainder when divided by some given number.
Geometry, Mathematics, Sciences The quality of being isometric — roughly, the same measure and shape.
Linear algebra, Mathematics, Sciences Matrix similarity by an orthogonal matrix.
Algebra, Mathematics, Sciences Universal Any equivalence relation defined on an algebraic structure which is preserved by operations defined by the structure.
Human sciences, Psychology, Sciences A well-adjusted state or condition in which people are not lying to themselves or in denial.
- Synonyms
- congruency, congruity
- Antonyms
- incongruence, incongruency, incongruity
- Derived terms
- congruence class, incongruence, noncongruence, precongruence, pseudocongruence, scissor congruence, scissors congruence, supercongruence