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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.

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

With a steady hand, she manoeuvred a huge wind turbine section, five metres in diameter, across the yard.

From Barron's • Mar. 7, 2026

This layer leaves only a circular opening with a diameter of 200 nanometers at the center.

From Science Daily • Mar. 4, 2026

Windstorms over the years had knocked down pines and spruce trees and many of them were the right diameter to use for making a raft—six or eight inches and straight.

From "The River" by Gary Paulsen




Vocabulary lists containing diameter


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