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Definitions

diameter

[dahy-am-i-ter] / daɪˈæm ɪ tər /
NOUN
measurement across object
Synonyms


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.

"It weighs 8.2kg, measures nearly 30cm in diameter and stands about 46cm tall - almost four times the size of a typical astrolabe from 17th Century India," said Carter.

From BBC • Apr. 25, 2026

In January, a 72-inch diameter pipe ruptured, spewing 243 million gallons of raw sewage into the Potomac River in one of the worst wastewater spills in U.S. history.

From The Wall Street Journal • Apr. 20, 2026

“I think it was a 10-foot diameter ... everything kind of flowed back from that.”

From Los Angeles Times • Apr. 10, 2026

Saturn's magnetosphere is enormous, extending to more than 10 times the planet's diameter.

From Science Daily • Apr. 3, 2026

Immediately, I know that the diameter of the circle is....But that’s all I can do in my head.

From "The Miscalculations of Lightning Girl" by Stacy McAnulty




Vocabulary lists containing diameter


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