# sesquitertian

> English word · Adjective

## Definitions
1. Having the ratio of one and one third to one (as 4:3).

## Etymology
sesqui- + Latin tertianus (“belonging to the third”). Compare tertian.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/sesquitertian