: a unit of capacity equal to 1/1000 liter see Metric System Table

Examples of milliliter in a Sentence

Recent Examples on the Web
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Concentration measures the number of sperm per milliliter of semen, and total count measures the number in an entire ejaculate. — Dr. Jamin Brahmbhatt, CNN Money, 13 Oct. 2026 Portions are deliberately small, capped at 240 milliliters of alcohol per person across the whole tasting, so the point is range rather than volume. — Karina Acharya, Condé Nast Traveler, 12 Oct. 2026 Average blood prestin concentrations were tiny – a mere 330 picograms per milliliter higher in samples from people with tinnitus. — Mike McRae 07, New Atlas, 7 Oct. 2026 The 2 milligrams per milliliter treatment reached roughly 192 Wh/kg, while the control managed about 130 Wh/kg. — Neetika Walter, Interesting Engineering, 7 Sep. 2026 See All Example Sentences for milliliter

Word History

Etymology

French millilitre, from milli- + litre liter

First Known Use

circa 1810, in the meaning defined above

Time Traveler
The first known use of milliliter was circa 1810

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Cite this Entry

“Milliliter.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/milliliter. Accessed 20 Oct. 2026.

Kids Definition

milliliter

noun
: a measure of capacity equal to ¹⁄₁₀₀₀ liter see metric system

Medical Definition

milliliter

noun
mil·​li·​li·​ter
variants or chiefly British millilitre
: one thousandth of a liter
—abbreviation ml
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