right angle


right angle


: an angle formed by two lines that are perpendicular to each other : an angle that measures 90°

Full Definition of RIGHT ANGLE

:  the angle bounded by two lines perpendicular to each other :  an angle of 90° or 12 π radians
right–an·gled \ˈrīt-ˈaŋ-gəld\ or right–an·gle \-gəl\ adjective

Examples of RIGHT ANGLE

  1. A square has four right angles.
  2. Hold the nail at a right angle to the board.
  3. The two boards are joined at right angles to each other.

First Known Use of RIGHT ANGLE

15th century


Next Word in the Dictionary: right–angle clamp
Previous Word in the Dictionary: right–and–left
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