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Showing results for milligram. Search instead for milligray.

milligram

American  
[mil-i-gram] / ˈmɪl ɪˌgræm /
especially British, milligramme

noun

  • milligrams
    plural
  1. a unit of mass or weight equal to one thousandth of a gram, and equivalent to 0.0154 grain. mg


milligram British  
/ ˈmɪlɪˌɡræm /

noun

  1.  mg.  one thousandth of a gram

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

milligram Scientific  
/ mĭlĭ-grăm′ /
  1. A unit of mass or weight in the metric system equal to 0.001 gram.

  2. See Table at measurement


Other Word Forms

Noun Inflected Forms

Etymology

Origin of milligram

From the French word milligramme, dating back to 1800–10. See milli-, -gram 2

Vocabulary lists containing milligram

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

This makes it possible to use very small quantities of the metal, typically less than one quarter of a milligram per square centimeter.

From Science Daily Aug. 8, 2026

A 2.4 milligram dose of CagriSema was evaluated against 15 milligrams of tirzepatide.

From Barron's Feb. 23, 2026

Approval of the higher 7.2 milligram dose of Wegovy means that doctors in the EU can now prescribe three 2.4 milligram injections in one sitting, once a week.

From The Wall Street Journal Feb. 17, 2026

“We’re now looking at a potential 0.4 milligram per container THC limit, which effectively would outlaw full-spectrum chapstick, pet treats — I mean, a lot of things that are not necessarily psychoactive,” Gilkey said.

From Salon Nov. 25, 2025

Its chain-reacting pile went live at the beginning of November and within six weeks was producing plutonium by the milligram, and soon by the gram.

From "Big Science" by Michael Hiltzik

The phase one study met its safety and tolerability goals at a dose of 90 milligrams, and no patient deaths were attributed to the drug.

From Science Daily Sep. 17, 2026

Its experts retained the acceptable daily intake of 15 milligrams per kilogram of body weight per day and found that estimated dietary exposure remained below that level across the population groups assessed.

From Science Daily Sep. 14, 2026

By week 36, average body-weight change from baseline reached −9.0 percent in the 45 milligrams group, -10.7 percent in the 90 milligrams group and -12.1 percent in the 120 milligrams group.

From Science Daily Aug. 10, 2026

After all, each 5.3-ounce cup contained about 32 milligrams of caffeine, or about a third of an 8-ounce cup of coffee.

From The Wall Street Journal Aug. 3, 2026

A worker bee is just over a centimeter long and weighs only about sixty milligrams; nevertheless, she can fly with a load heavier than herself.

From "The Secret Life of Bees" by Sue Monk Kidd

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