radii

[rey-dee-ahy] / ˈreɪ diˌaɪ /

NOUN

range, sweep

Synonyms

STRONG

ambit boundary compass expanse extension extent interval limit orbit purview reach semidiameter space span spoke

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 mission is approaching its 19th perihelion on March 30, 2024 at a distance of 11.5 solar radii from Sun center.

From Science Daily • Mar. 27, 2024

Astronomers from Germany and Switzerland have uncovered evidence of how the enigmatic gap in the size distribution of exoplanets at around two Earth radii emerges.

From Science Daily • Feb. 9, 2024

For comparison, the main part of Saturn's rings sits at just three planetary radii from the gas giant.

From Scientific American • Feb. 11, 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