- partly automatic and partly hand-controlled: said of machinery
- Firearms using the force of the explosion of a shell to eject and reload cartridges, as in an automatic, but requiring a trigger pull for each round fired
a semiautomatic firearm
See semiautomatic in American Heritage Dictionary 4
- Partially automatic.
- Ejecting a shell and loading the next round of ammunition automatically, but requiring a squeeze of the trigger for each shot. Used of a firearm.
A semiautomatic firearm. Also called self-loader.
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