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right angles

  • plural
    of right angle.
    right angle
    noun
    the 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

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For instance, latitudes and longitudes meet at right angles on the Earth’s surface, so they appear as a nice rectangular grid on the Mercator map.

From Slate Jan. 21, 2026

Under normal conditions, these cells divide mainly at right angles to the ventricular surface.

From Science Daily Dec. 17, 2025

His design was playful, full of color and pattern, and without right angles.

From The Wall Street Journal Nov. 21, 2025

But what excited them most were two pieces of wood found at right angles to each other.

From BBC Sep. 20, 2023

They compared the speed of light in the direction of the earth’s motion with that at right angles to the earth’s motion.

From "A Brief History of Time: And Other Essays" by Stephen Hawking

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