Caliber
Caliber noun - Diameter of a tube or gun barrel.
Diameter is a synonym for caliber in measurement topic. In some cases you can use "Diameter" instead a noun "Caliber", when it comes to topics like size of ammunition. popular alternative
Nearby Word: calibre
Diameter
Diameter noun - The length of a straight line passing through the center of a circle and connecting two points on the circumference.
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Synonyms for Diameter
Caliber is a synonym for diameter in measurement across object topic. You can use "Caliber" instead a noun "Diameter". popular alternative
Mutual synonyms
Both words in one sentence
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It's a flintlock rifle that shoots a quarter-pound, 1-inch-diameter (that's 100-caliber) minie ball, which he built to kill the allosaur variant that is Borneo's top predator.
Source: Literature / Destroyermen - A note about the term "caliber": when talking about small arms (pistols, rifles, machine guns, etc) caliber simply refers to the diameter of gun's bore (and thus the width of the bullet).
Source: Useful Notes / Naval Weapons -
Only a Flesh Wound: Carmen gets impaled through the shoulder by a bug talon the diameter of a soda can, picked up and thrown around by it, and yet minutes later is firing a high caliber machinegun, outruns a nuke, and then throws her arms around her friends and skips away smiling.
Source: Film / Starship Troopers
Cite this Source
Diameter and Caliber. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/caliber/diameter
Caliber & Diameter. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/caliber/diameter>.
Diameter or Caliber. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/caliber/diameter.
Google Ngram Viewer shows how "caliber" and "diameter" have occurred on timeline