A type of firearm cartridge with the primer is in a central primer cap.(noun)
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Use "centerfire" in a sentence
"While Remington has had better success in centerfire 22's (.222, .223 and. 22-250) and 7mm, it lost in the 6mm category (the. 25-06 doesn't count, because until the. 25WSSM, Winchester didn't have an entry in that caliber)."
"It is sometimes used for reduced loads in centerfire rifle cartridges but this is a dangerous undertaking as load density is not sufficient and hang fires and excessive pressure can occur."
"As I see it, the problem with allowing hunting with 22 cal centerfire is many fathers I've talked to want their child to use the 223 for less recoil."