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 Bonus points are awarded to the calcium (21 milligrams per cup), which can help bolster weak bones. Karla Walsh, Better Homes & Gardens, 11 Sep. 2023 For those who don’t consume enough fish, Mohr recommends looking into omega-3 supplements that are at least 500 milligrams. USA TODAY, 4 Sep. 2023 Halperin suggests taking about 200 milligrams of this around 30 minutes before bed for best results. Cori Ritchey, Men's Health, 29 Aug. 2023 Britt, all glamor and body-con dresses, steers Shannon toward making sure her doctors prescribe more milligrams, no matter the cost. Laura Zornosa, Time, 10 Aug. 2023 Researchers recommend a maximum daily intake of 400 milligrams (mg) of caffeine for healthy adults. Amber Smith, Discover Magazine, 8 Aug. 2023 One eight-ounce cup of green tea contains 30–50 milligrams of caffeine. Cynthia Sass, Mph, Rd, Health, 28 Aug. 2023 The researchers found that people used 0.5 milligrams per square centimeter, not 2. Andy Larsen, The Salt Lake Tribune, 24 Aug. 2023 Brussel sprouts pack about 75 milligrams of the nutrient, and one cup of broccoli contains 80 milligrams. Daryl Austin, USA TODAY, 23 Aug. 2023 See More

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'milligram.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History


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.” Dictionary, Merriam-Webster, Accessed 24 Sep. 2023.

Kids Definition


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

Medical Definition


variants or chiefly British milligramme
: one thousandth of a gram
abbreviation mg

More from Merriam-Webster on milligram

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