# MCL vs MD

> English confusable word pair

## The two words

### MCL
*noun · frequency rank #38,963*
Initialism of medial collateral ligament.

### MD
*noun · frequency rank #5,143*
Symbol (usually a postnominal) indicating a medical degree; medical physician or medical doctor; doctor(ate) of medicine

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