# PWI

> English word · Noun · frequency rank #78,970

## Definitions
1. Initialism of process window index.
2. Initialism of predominantly white institution or primarily white institution (in education).

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