# milligram

> English word · Noun · IPA /ˈmɪlɪɡɹæm/ · frequency rank #56,287

## Definitions
1. An SI unit of mass equal to 10⁻³ grams. Symbol: mg

## Etymology
Borrowed from French milligramme, equivalent to milli- + gram.

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