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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.

See Examples For:

While they were only 80 years old, the largest averaged well over a meter in diameter at chest height, and some were more than 1.5m.

From Science Daily ● Oct. 4, 2026

And it has to come from a place that looks localized to the mouth, and it has to be the same diameter of the actor’s mouth.

From Los Angeles Times ● Aug. 6, 2026

At the eclipse's maximum point, about 93% of the Moon's diameter will lie within Earth's dark central shadow, known as the umbra.

From Science Daily ● Aug. 5, 2026

The heat created by its beams can seal blood vessels just 2mm in diameter, about 5-6cm below the skin.

From BBC ● Jul. 10, 2026

They had also cut smaller sticks—limbs and the tops of the trees—some of them five or six feet long and two or three inches in diameter.

From "The River" by Gary Paulsen

Which is to say, Porsche invented an entirely new flat-six—different bore diameters and everything—just to clear 11 centimeters under the engine cover.

From The Wall Street Journal ● Oct. 30, 2025

PM 2.5 refers to the level of tiny, hazardous particles - with diameters that are 2.5 micrometres or smaller - that can enter bloodstreams though the lungs.

From BBC ● Mar. 6, 2024

They have up to 24 arms and can grow to diameters of more than three feet.

From New York Times ● Mar. 6, 2024

"From several micron diameters down to hundreds of nanometers, in a variety of materials, we're able to examine particle behavior, such as how they scatter or how their structures change upon impact."

From Science Daily ● Dec. 5, 2023

Now, as the volumes of spheres vary as the cubes of their diameters, it follows that the volume of the nebula will vary as the cube of its distance from the earth.

From Astronomical Curiosities Facts and Fallacies by J. Ellard Gore




Vocabulary lists containing diameter


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