incongruous

Meanings

1. 1
   adj

   lacking in harmony or compatibility or appropriateness

   a plan incongruous with reason

2. 2
   adj

   Not similar or congruent; not matching or fitting in.

   [P]erhaps he thought me, with my basket of summer fruit, and my lack of the dignity age confers, an incongruous figure in such a scene.

3. 3
   adj

   Of two numbers, with respect to a third, such that their difference can not be divided by it without a remainder.

   20 and 25 are incongruous with respect to 4.

Etymology

From Latin incongruus, from in- (“not”) + congruus (“congruent”), equivalent to in- + congruous.