# Cauchy

> English word · Proper noun · IPA /ˈkəʊ.ʃi/ · frequency rank #59,267

## Definitions
1. A French surname; notably that of prolific mathematician Augustin-Louis Cauchy (1789-1857).

## Etymology
Borrowed from French Cauchy.

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