Where does “radians” come from?

radians (Latin) comes from Latin radio, from Latin -ō, from Proto-Indo-European -ō — Derives nouns from roots.

radians (Latin): shining, beaming

Definitions

  1. shining, beaming

Ancestry of “radians”, step by step

StepLanguageWordMeaning
1LatinradioI cause to radiate, irradiate; I radiate, emit...
2Latin-ōsuffixed to nouns or adjectives. Originally a-stem nouns. Later extended to nouns with other stems. Forms regular first-conjugation verbs
3Proto-Indo-European-ōDerives nouns from roots

Words derived from “radians”

Every word from Proto-Indo-European -ō →Every word from Latin -ō →Every word from Latin radio →