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Definitions

radius

[ray-dee-uhs] / ˈreɪ di əs /


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.

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By combining the observations from both telescopes, the researchers reconstructed the structure of Betelgeuse's outer layers, beginning just above its visible surface and extending outward to several times its radius.

From Science Daily ● Nov. 4, 2026

That means a commander could draw responsible boundaries and issue orders, such as: We know that none of our pilots or drones are in this 10-mile radius, so take down anything in that airspace.

From The Wall Street Journal ● Oct. 20, 2026

The Department for Business, Innovation, Science and Trade said the Torcal would strengthen automotive supply chains, as Bentley is supplied by more than 700 businesses including 82 within a 50-mile radius of its base.

From BBC ● Sep. 23, 2026

The vessels are prohibited to approach the exclusion zone of three kilometres radius from the volcano, local port authorities said in a statement.

From Barron's ● Sep. 6, 2026

Willem had the use of an official car for nursing-home business, but only within a radius of Hilversum.

From "The Hiding Place" by Corrie ten Boom

PSP uses a series of Venus flyby's to gradually reduce its perihelion from 36 solar radii in 2018 to 9.5 in 2025.

From Science Daily ● Mar. 27, 2024

This process results in a shift in planet radii to larger values.

From Science Daily ● Feb. 9, 2024

In fact, the proton’s “weak charge” radius, so to speak, and its electric charge radius do agree with each other within their uncertainty ranges, and it’s not particularly surprising that the radii are similar.

From Scientific American ● Mar. 16, 2023

In simulations, the researchers included an object about the size of Iapetus, Saturn’s third largest moon, orbiting about 43 Saturn radii out—between the orbits of Titan and Iapetus.

From Science Magazine ● Sep. 14, 2022

I pulled out my graph paper and my French curves, which would help me draw curves of different radii.

From "Reaching for the Moon" by Katherine Johnson

"We come at night because of the congestion," Patton said, noting that each truck requires a two-driver team to handle the city's turning radiuses.

From BBC ● Jul. 12, 2026

Workers mapped out turning radiuses for buses, trimmed trees that would brush against bus windshields and painted dedicated bus lanes, she said.

From New York Times ● Aug. 23, 2022

The leg profile drove the design of the rest of the piece, making soft radiuses on all the surfaces that contact the body while keeping a clean, flush profile on the exterior of the chair.

From The Wall Street Journal ● Aug. 30, 2016

Importantly, they also do the boring and ore calculations based on different radiuses.

From Forbes ● Nov. 6, 2012

People have all kinds of words for them now but basically it was two radiuses mixed.

From Time Magazine Archive


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