diameter

It consisted of two concrete pipes, each about 16 feet long and 3 feet in diameter, that descended in an elongated V shape to provide drainage under a road near the village of Petropavlivka.

From The Wall Street Journal ● Nov. 6, 2026

Perhaps more importantly, the inserter is thinner—a 3.7 mm diameter to Paragard’s 4.75—with a rounded tip designed to make pushing the tube through the nerve-dense cervix and into the uterus less painful.

From Slate ● Oct. 27, 2026

Soldiers cram into tunnels with a diameter of around 4 feet, sleeping in bunkers that are cut through the side of these steel tunnels, Ukrainian troops say.

From The Wall Street Journal ● Oct. 22, 2026

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

Protons and neutrons are about 10~12 centimeters in diameter.

From "Innumeracy: Mathematical Illiteracy and Its Consequences" by John Allen Paulos

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

Astronomers these days are really interested in sub-Neptune planets, meaning those with diameters larger than Earth but smaller than Neptune.

From Salon ● May 31, 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

This enables the diameters of the threads to be in both cases tested by standard cylindrical gauges, while it facilitates the making of the screw gauges.

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