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nouna door consisting of four orthogonal partitions that rotate about a central pivot; a door designed to equalize the air pressure in tall buildings
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nouna pistol with a revolving cylinder (usually having six chambers for bullets)
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Definition that contains revolver
- colt a kind of revolver
- russian roulette a stunt in which you spin the cylinder of a revolver that is loaded with only one bullet and then point the muzzle at your head and pull the trigger