Etymology Explorer › English

Where does “quadrilateral” come from?

Quadrilateral derives from English quadri- combined with Latin latus, from Latin quattuor meaning four, ultimately from Proto-Indo-European kapōlo.

quadrilateral (English): A polygon with four sides; An area defended by...

Definitions

  1. A polygon with four sides; An area defended by...

Ancestry of “quadrilateral”, step by step

StepLanguageWordMeaning
1New Latinquadrilaterus—

Words derived from “quadrilateral”

  • quadrilaterally
  • quadrilateralize
  • gyroquadrilateral
  • nonquadrilateral
Every word from New Latin quadrilaterus →