percussion cap

Noun

A small metal cap containing a detonating compound, placed on a nipple or in a hole in a firearm and exploded by the impact of a firing pin or hammer.

ریشه

From the Latin 'percussio' meaning 'to beat', and 'cap' from the Old English 'cæppe' meaning 'head covering'.

مثال

• The percussion cap was a crucial invention in firearms.
• He replaced the percussion cap on his rifle.
• The percussion cap provides the spark needed to ignite the gunpowder.

ترکیب‌های رایج

Replace a percussion cap Load a percussion cap Fire a percussion cap