firearm(redirected from Rifled firearms)
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Muzzle velocity of the projectile (bullet) is determined by the quality (burn speed, expansion) and quantity of the propellant, ranging from 330 m/sec for some pistols to 1800 m/sec for anti-tank guns
Calibre Range from 0.22 to 7.62x51mm
Statistics Deaths—US, 2006: 30,900; 55% were suicides, 43% homicides; 2% accidents
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firearmPublic health A weapon–eg, pistol, rifle, shotgun, that uses an explosive charge to propel a projectile–eg bullet or shot Statistics 330,000 deaths 1980-1989–US; of 35,000 gun-related deaths–US, 1989, 52% were suicides, 42% homicides; from 1960 to 1980, there was a 100% ↑ in homicide rate, and 150% ↑ in homicide by firearm; from 1933 to 1982, rate of suicides by firearms ↑ 139%. See Ballistics, Black Talon bullet, Drive-by shooting, Shotgun.
McGraw-Hill Concise Dictionary of Modern Medicine. © 2002 by The McGraw-Hill Companies, Inc.
A small, portable gun (e.g., a pistol or a rifle) or handheld weapon that uses explosive materials to propel an object toward a person, place, or target at high speed. More firearm-related injuries and deaths occur in the U.S. than in any other industrialized nation. Most of these are among young males, esp. those between 15 and 24 years old.
Medical Dictionary, © 2009 Farlex and Partners