# CD vs CT

> English confusable word pair

## The two words

### CD
*noun · IPA /ˌsiːˈdiː/ · frequency rank #3,865*
Initialism of compact disc.

### CT
*noun · frequency rank #5,951*
Initialism of computed tomography.

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