Etymology Explorer › English

Where does “regularity” come from?

Regularity derives from Old French regularite, Late Latin regularitas, and Latin regularis, from regula meaning rule, ultimately from the Proto-Indo-European root h₃reǵ- meaning to direct or govern.

regularity (English): The condition or quality of being regular; A...

Definitions

  1. The condition or quality of being regular; A...

Ancestry of “regularity”, step by step

StepLanguageWordMeaning
1Old Frenchregularite—
2Late Latinregularitasregularity
3Latinregularisductile; containing rules; regular
4Latinregularule, bar; second-person singular present active...
5LatinregoI rule, govern; I guide, steer; I oversee, manage
6Proto-Italicregō—
7Proto-Indo-Europeanh₃réǵetito be straightening, to be setting upright
8Proto-Indo-Europeanh₃reǵ-to straighten, to right oneself; right; just

Words derived from “regularity”

  • stereoregularity
  • regioregularity
  • subregularity
  • semiregularity
  • nonregularity
  • quasiregularity
  • equiregularity
Every word from Proto-Indo-European h₃reǵ- →