right angles
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pluralof right angle.plural
The grammatical form denoting more than one person, place, thing, or idea.
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.
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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