milligram

especially British, mil·li·gramme

[mil-i-gram]

noun

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

milligram

/ ˈmɪlɪˌɡræm /

noun

1. mg. one thousandth of a gram

milligram

1. A unit of mass or weight in the metric system equal to 0.001 gram.

2. See Table at measurement

Word History and Origins

Origin of milligram¹

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

Word History and Origins

Origin of milligram¹

C19: from French

Example Sentences

Carfentanil, which is 10,000 times more potent than morphine, can be lethal at a fraction of the two milligram range for fentanyl, health officials said.

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California’s level for lead in residential soil is 80 milligrams per kilogram.

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After Perry’s death, Plasencia was accused of giving officials falsified documents showing a medical treatment plan for Perry that claimed he was being given a maximum dose of 60 milligrams over 24 hours.

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The district found lead at over three times the state’s allowable limit of 80 milligrams per kilogram of soil next to Blair High School’s tennis courts and over double the limit at four elementary schools.

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Under the watchful eye of doctors, Chris started by eating a fraction of a milligram of peanut powder mixed with yoghurt.

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