diameter

By carefully controlling the laser's power and beam diameter, the researchers can ionize a narrow region of air, stripping electrons from atoms and molecules to produce plasma.

From Science Daily ● Oct. 9, 2026

For the Magic 8 Ball, it was figuring out how the answer block could float without developing air bubbles, since his version is about an inch in diameter.

From The Wall Street Journal ● Oct. 1, 2026

Upon arrival, the Fire Department located five separate spot fires, all about five feet in diameter.

From Los Angeles Times ● Sep. 12, 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

But “from the late 1990s until now—it’s still going on—the ground surface has lifted up about a foot over about a 12-mile diameter circle,” said Major.

From "Mountain of Fire" by Rebecca E. F. Barone

It orbits extremely close to its star, only about three stellar diameters above the surface.

From Science Daily ● May 5, 2026

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

It is obvious, then, that it is impracticable to gauge threads from their diameters at the bottom, or root.

From Modern Machine-Shop Practice, Volumes I and II by Joshua Rose