# sesqui-

> English word · Prefix

## Definitions
1. 1½; 1½ times
2. In a ratio of 3 to 2

## Etymology
From Latin sēsqui- (“1½ times; increased by 50%”), from semi- (“half”) and -que (“and; also”).

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