Meaning of the word radii in English

What does radii mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

radii

US /ˈreɪ.di.aɪ/
UK /ˈreɪ.di.aɪ/

Plural Noun

1.

the plural form of radius, which is a straight line from the center to the circumference of a circle or sphere

Example:
The engineer calculated the radii of the gears.
The artist used circles of varying radii in her design.
2.

the plural form of radius, which is the thicker and shorter of the two bones in the human forearm

Example:
Both radii were fractured in the accident.
The doctor examined the patient's injured radii.