1 right-angle | Definition of right-angle

right angle

noun

Definition of right angle

: the angle bounded by two lines perpendicular to each other : an angle of 90° or ¹/₂ π radians

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Other Words from right angle

right-angled \ ˈrÄ«t-​ˈaÅ‹-​gÉ™ld How to pronounce right-angled (audio) \ or right-angle \ ˈrÄ«t-​ˈaÅ‹-​gÉ™l How to pronounce right-angle (audio) \ adjective

Examples of right angle in a Sentence

A square has four right angles. Hold the nail at a right angle to the board. The two boards are joined at right angles to each other.
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Recent Examples on the Web

Embrace curves: Many environmental psychology experts say that sharp, right angles are more stimulating to the brain than round shapes or ovals, and that having too many rectilinear forms in a room can stress us out. Megan Buerger, Washington Post, "Stressed out? Here are 10 science-backed design tips for bringing serenity to your home.," 28 Aug. 2019 Favreau and his crew shot The Lion King as one would any conventional movie: with dollies, cranes, and other tools that let cinematographer Caleb Deschanel get just the right angles. Peter Rubin, WIRED, "Disney's New Lion King Is the VR-Fueled Future of Cinema," 20 June 2019 Photographers who find shapes within their frames and wait for the light to strike the right angle can make some of the most compelling photographs, even with the simplest of scenes. Kristen Mcnicholas, National Geographic, "Your best photos of the week, April 26, 2019," 26 Apr. 2019 A full week after spring tides, the sun and moon find themselves at right angles. David Grossman, Popular Mechanics, "The Moon: An Explainer," 25 July 2019 The lighting was hitting all the right angles, so Trinity encouraged KJ to climb it so Cole could get some cool shots. Stacey Grant, Seventeen, "Riverdale's Jellybean Talks On Set Pranks with Cole Sprouse and Her Memories of Luke Perry," 18 July 2019 At the oak thou must turn right by a right angle and take exactly three times as many steps as thou just took to reach the tree. Quanta Magazine, "Solution: ‘How to Find Simple Treasures in Complex Numbers’," 22 Mar. 2019 Earth’s rotational axis — the imaginary line through our planet’s center and the geographic north and south poles — isn’t exactly at a right angle to the planet's orbital path around the sun. Tom Metcalfe, NBC News, "What is the summer solstice? The science behind the first day of summer," 20 June 2018 From the right angle, Amanda and Dove totally look alike. Allie Gemmill, Teen Vogue, "Amanda Seyfried is Basically Dove Cameron's Doppelgänger in a Photo From Her New Movie," 12 June 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'right angle.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of right angle

15th century, in the meaning defined above

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More Definitions for right angle

right angle

noun

English Language Learners Definition of right angle

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

right angle

noun

Kids Definition of right angle

: an angle formed by two lines that are perpendicular to each other : an angle of 90 degrees

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More from Merriam-Webster on right angle

Rhyming Dictionary: Words that rhyme with right angle

Spanish Central: Translation of right angle

Nglish: Translation of right angle for Spanish Speakers

Britannica English: Translation of right angle for Arabic Speakers

Britannica.com: Encyclopedia article about right angle