Phrase guide
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noun
A form of rifled cannon and small arms. The bore has a polygonal section, and the twist is rapid. The ball, which is pointed in front, is made to fit the bore accurately, and is very much elongated, its length being about three-and-a-half times its diameter.
Definition source: English Wiktionary via Wiktextract
No example sentence was provided for this meaning.
Synonyms: none provided
Antonyms: none provided
History
Invented by Sir Joseph Whitworth of Manchester, England.
