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.

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

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

It was all a question of the angle and radii at which the DNA strands twisted about the central axis.

From "Double Helix" by James D. Watson