# DPS vs DSI

> English confusable word pair

## The two words

### DPS
*noun · frequency rank #24,147*
Initialism of damage per second; a standard way to calculate the damage dealt to other players or creatures in online role-playing games.

### DSI
*noun · IPA /diː ɛs aɪ/ · frequency rank #47,027*
Initialism of diffused surface illumination.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-09-03.
Canonical page: https://plainspell.com/en/vs/dps-vs-dsi