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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 is feasible that the winning team will have had to travel a distance the equivalent to the diameter of the Earth.

From BBC • Jun. 11, 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

Handling both the charge and recharge cycles is a reactor about 15 inches in diameter and 8 feet tall that can generate around 100 kilowatts of heat.

From The Wall Street Journal • Mar. 27, 2026

She opened the bag and brought out a thin bronze disk the diameter of a donut.

From "The Mark of Athena" by Rick Riordan




Vocabulary lists containing diameter


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