# CSI

> English word · Noun · frequency rank #20,894

## Definitions
1. Initialism of crime scene investigation (a term of forensic science).
2. Initialism of crime scene investigator.
3. Initialism of Customer Satisfaction Index.
4. Initialism of Companion of the Order of the Star of India.
5. Initialism of consumer safety inspector.

## Easily confused with
- **CT** (https://plainspell.com/en/vs/csi-vs-ct)
- **CV** (https://plainspell.com/en/vs/csi-vs-cv)
- **CU** (https://plainspell.com/en/vs/csi-vs-cu)
- **CW** (https://plainspell.com/en/vs/csi-vs-cw)
- **CX** (https://plainspell.com/en/vs/csi-vs-cx)
- **cz** (https://plainspell.com/en/vs/csi-vs-cz)
- **cut** (https://plainspell.com/en/vs/csi-vs-cut)
- **cup** (https://plainspell.com/en/vs/csi-vs-cup)
- **cum** (https://plainspell.com/en/vs/csi-vs-cum)
- **cuz** (https://plainspell.com/en/vs/csi-vs-cuz)
- **cue** (https://plainspell.com/en/vs/csi-vs-cue)
- **Cub** (https://plainspell.com/en/vs/csi-vs-cub)
- **CSS** (https://plainspell.com/en/vs/csi-vs-css)
- **CVS** (https://plainspell.com/en/vs/csi-vs-cvs)
- **CSR** (https://plainspell.com/en/vs/csi-vs-csr)
- **CST** (https://plainspell.com/en/vs/csi-vs-cst)
- **CSU** (https://plainspell.com/en/vs/csi-vs-csu)
- **CTR** (https://plainspell.com/en/vs/csi-vs-ctr)
- **cur** (https://plainspell.com/en/vs/csi-vs-cur)
- **CTE** (https://plainspell.com/en/vs/csi-vs-cte)

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