Main entry: congruent, congruous
Definition: corresponding in character or kind
Antonyms: incongruous
Definition: lacking in harmony or compatibility or appropriateness
Antonyms: unharmonious, inharmonious
Definition: not in harmony
Main entry: congruent
Definition: coinciding when superimposed
Antonyms: incongruent
Definition: not congruent
Definition: (of twins) derived from two separate fertilized ova