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''percussion cap'' ▫ᴱᴺ｜Definition｜1st｜20260313192153-00-⌔
percussion cap - Wiktionary, the free dictionary
English
Noun
percussion cap (plural percussion caps)
- a metal cap found on muzzleloading firearms that contains chemical substances such as fulminate that explode upon impact
Printed 2026-06-28.
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