milligram

noun

mil·​li·​gram ˈmi-lə-ˌgram 

: a unit of mass equal to ¹/₁₀₀₀ gram see Metric System Table

Examples of milligram in a Sentence

Recent Examples on the Web

Tips for Safe Caffeine Consumption The FDA considers 400 milligrams of caffeine (about two or three 12-ounce cups of coffee) safe daily. —Ashley Wong, Health, 17 Feb. 2025

Children ages 12 to 18 should not exceed 100 milligrams of caffeine per day. —Katia Hetter, CNN, 13 Feb. 2025

Women need 310 to 320 milligrams (mg) of magnesium a day, while men need 400 to 420 mg. —Maggie O'Neill, Verywell Health, 11 Feb. 2025

Two milligrams of fentanyl can be lethal, depending on a person’s body size. —Gabrielle M. Etzel, Washington Examiner - Political News and Conservative Analysis About Congress, the President, and the Federal Government, 6 Feb. 2025

Word History

Etymology

French milligramme, from milli- + gramme gram

First Known Use

1797, in the meaning defined above

Rhymes for milligram

• abraham
• anagram
• cablegram
• cofferdam
• dendrogram
• diagram
• diaphragm
• epigram
• hexagram
• histogram
• hologram
• instagram

Kids Definition

milligram

noun

mil·​li·​gram ˈmil-ə-ˌgram 

: a weight equal to ¹⁄₁₀₀₀ gram see metric system

Medical Definition

milligram

noun

mil·​li·​gram

variants or chiefly British milligramme

-ˌgram 

: one thousandth of a gram

—abbreviation mg