: a unit of length equal to 1/100 meter see Metric System Table

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In the metric system, which is used in most countries of the world, each basic unit of measure of length, area, or volume can be divided into centimeters. A meter consists of 100 centimeters, a square meter consists of 10,000 square centimeters, and a cubic meter consists of 1,000,000 cubic centimeters.

Examples of centimeter in a Sentence

Recent Examples on the Web
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Their peak intensity exceeded 1020 watts per square centimeter. — Rupendra Brahambhatt, Interesting Engineering, 17 Oct. 2026 Trudy was expected to bring 4-8 inches (10-20 centimeters) of rain through the weekend, with isolated totals of around 15 inches (38 centimeters). — ABC News, 17 Oct. 2026 The atmospheres surrounding the coolest white dwarfs can reach about the same density as water (roughly 1 gram per cubic centimeter). — Laura Baisas, Popular Science, 15 Oct. 2026 Hurricane Lane dumped 58 inches (147 centimeters) of rain on Kahuna Falls, Hawaii, the following year. — Zachary Handlos, The Conversation, 12 Oct. 2026 See All Example Sentences for centimeter

Word History

First Known Use

1794, in the meaning defined above

Time Traveler
The first known use of centimeter was in 1794

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Cite this Entry

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

Kids Definition

: a unit of length equal to ¹⁄₁₀₀ meter see metric system

Medical Definition

centimeter

noun
cen·​ti·​me·​ter
: a unit of length equal to 1/100 meter
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