right-angled triangle

English Thesaurus

1. a triangle with one right angle (noun.shape)

hypernym	:	triangle, trigon, trilateral,
definition	:	a three-sided polygon (noun.shape)

part holonym	:	hypotenuse,
definition	:	the side of a right triangle opposite the right angle (noun.shape)

antonym	:	oblique triangle,
definition	:	a triangle that contains no right angle (noun.shape)

antonym	:	oblique triangle,
definition	:	a triangle that contains no right angle (noun.shape)