Etymology Explorer › English

Where does “refractive” come from?

Refractive comes from Latin refractum, the past participle of refringere meaning "to break back," from re- "back" and fringere "to break," ultimately from Proto-Indo-European bʰreg- "to break."

refractive (English): That refracts; causing or relating to refraction

Definitions

  1. That refracts; causing or relating to refraction

Ancestry of “refractive”, step by step

StepLanguageWordMeaning
1EnglishrefractTo change direction as a result of entering a...
2Latinrefractumnominative neuter singular of refrāctus;...
3Latinrefractusbroken up or open
4Latinrefringeresecond-person singular future passive indicative...
5Latinrĕ-—
6Latinprōdūcō—
7Latinprō-—
8Proto-Italic*pro-—
9Proto-Indo-Europeanpro-toward, forward
10Proto-Indo-Europeanpor-to give birth; forward, through; going, passage
11Proto-Indo-Europeanper-before, in front; first; to go through
12Proto-Indo-Europeanpr̥tóspassed , crossed

Words derived from “refractive”

  • photorefractive
  • refractivity
  • keratorefractive
  • nonrefractive
  • refractively
  • refractiveness
  • isorefractive
  • nonphotorefractive
  • photorefractively
  • autorefractive
Every word from Proto-Indo-European pr̥tós →