right-angled
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a word derived from
right angle.
right anglenounthe angle formed by two radii of a circle that are drawn to the extremities of an arc equal to one quarter of the circle; the angle formed by two perpendicular lines that intersect; an angle of 90°.
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
The Baku street circuit is notorious for creating incident - its combination of long straights and tight, right-angled corners are bounded by walls, so mistakes tend to be punished.
From BBC ● Sep. 20, 2025
As they watched, they saw the two stars wobbling around on their orbits, and worked out that this pattern could only be caused by an exoplanet on a right-angled, ferris-wheel like path.
From Space Scoop ● May 6, 2025
Made up of right-angled kites, it was nothing like the gnarly, complicated kind of shape many mathematicians would have predicted.
From Scientific American ● Jul. 31, 2023
Richardson’s pictures usually began atop a right-angled grid, but there are many curves in his back catalogue.
From Washington Post ● Apr. 7, 2023
Pythagoras had learned the triangle theorem—that the length of the third side of a right-angled triangle can be deduced mathematically from the length of the other two sides—from Indian or Babylonian geometers.
From "The Gene" by Siddhartha Mukherjee
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