congruity

Meanings

1. 1
   noun

   agreement, consistency, or suitability between things

   The judge looked for congruity between the rule and its stated purpose.

2. 2
   noun

   exact correspondence of figures when one can be superimposed on the other

   The congruity of the two triangles established that their corresponding sides were equal.

From Old French congruite and Latin congruitas, from congruere, 'to agree, correspond, or fit together.' The mathematical sense narrows that general agreement to exact correspondence of figures.

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