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.

As an example, the masses and radii of all nuclei up to mass number 50 were calculated using this method.

From Science Daily • May 15, 2024

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

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