Antonyms of noun right_angle

1 sense of right angle

Sense 1
right angle -- (the 90 degree angle between two perpendicular lines)
       Antonym of oblique angle (Sense 1)
      => oblique angle -- (an angle that is not a right angle or a multiple of a right angle)

Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun right_angle

1 sense of right angle

Sense 1
right angle -- (the 90 degree angle between two perpendicular lines)
       => angle -- (the space between two lines or planes that intersect; the inclination of one line to another; measured in degrees or radians)