English version

right angle

From Longman Dictionary of Contemporary English
Related topics: Maths
right angleˈright ˌangle ●○○ noun [countable]  1 HMan angle of 90°, like the angles at the corners of a square2 at right angles (to something)right-angled adjective a right-angled bend
Examples from the Corpus
right angleContinue folding at a right angle to the end of strip.Window eaves and roof gutters curve in organic efficiency rather than follow a mechanical right angle.Pluto's right angle to Mercury insists a bright new day is dawning.
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