milligram

noun

mil·​li·​gram ˈmi-lə-ˌgram How to pronounce milligram (audio)
: a unit of mass equal to 1/1000 gram see Metric System Table

Examples of milligram in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
The highest doses of the Wegovy pill – 9 milligrams and 25 milligrams – will be available for $299 per month. Annika Kim Constantino, CNBC, 5 Jan. 2026 The Novo Nordisk pill contains 25 milligrams of semaglutide, the same ingredient in injectables Wegovy and Ozempic. Mary Cunningham, CBS News, 5 Jan. 2026 Magnesium supplements typically provide 100-400 milligrams per serving. Jillian Kubala, Health, 4 Jan. 2026 Frozen orange juice concentrate supplies a solid dose of vitamin C, about 380 milligrams in one cup, which supports muscle repair and recovery, Pasquariello says. Ashia Aubourg, Outside, 3 Jan. 2026 See All Example Sentences for milligram

Word History

Etymology

French milligramme, from milli- + gramme gram

First Known Use

1797, in the meaning defined above

Time Traveler
The first known use of milligram was in 1797

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Cite this Entry

“Milligram.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/milligram. Accessed 7 Jan. 2026.

Kids Definition

milligram

noun
mil·​li·​gram ˈmil-ə-ˌgram How to pronounce milligram (audio)
: a weight equal to ¹⁄₁₀₀₀ gram see metric system

Medical Definition

milligram

noun
mil·​li·​gram
variants or chiefly British milligramme
: one thousandth of a gram
abbreviation mg

More from Merriam-Webster on milligram

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