# HMC

> English word · Proper noun · frequency rank #69,929

## Definitions
1. Initialism of Headmasters’ and Headmistresses’ Conference.
2. Initialism of Historical Manuscripts Commission.

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