right angle

/ˌˈraɪd ˌˈæŋgəl/

/raɪt ˈeɪngəl/

Other forms: right angles

Definitions of right angle

1. noun

   the 90 degree angle between two perpendicular lines
   antonyms:

   oblique angle

   an angle that is not a right angle or a multiple of a right angle

   type of:

   angle

   the space between two lines or planes that intersect; the inclination of one line to another; measured in degrees or radians