con ‧ gru ‧ ent /ˈkɒŋɡruənt $ ˈkɑːŋ-/ BrE AmE adjective
[ Date: 1400-1500 ; Language: Latin ; Origin: present participle of congruere 'to come together, agree' ]
1 . formal fitting together well
2 . technical congruent ↑ triangle s are the same size and shape
—congruence noun [uncountable]