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.
Some animals experienced adverse effects after consuming 150-300 milligrams (mg) of sulforaphane per kilogram (kg) of body weight. Chelsea Rae Bourgeois, Rdn, Ld, Health, 11 Jan. 2025 It was previously recommended to limit dietary cholesterol intake to no more than 300 milligrams (mg) per day.1 However, research has shifted the focus from dietary cholesterol intake to other foods (such as those that provide saturated fats) that can raise blood cholesterol levels. Jamie Johnson, Verywell Health, 2 Jan. 2025 In 2018, 200 milligrams of lunar material collected by the Soviet Union sold for $855,000, according to Forbes. George Monastiriakos, Newsweek, 30 Dec. 2024 Yes, an 8-ounce cup contains between 40-120 milligrams of caffeine, depending on brewing method. Rai Mincey, Forbes, 23 Dec. 2024 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

Dictionary Entries Near milligram

Cite this Entry

“Milligram.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/milligram. Accessed 22 Jan. 2025.

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

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!