autoloader

Meanings

1. A mechanical device that loads ordnance into weapons such as tanks and artillery that would otherwise be loaded by a dedicated crew.
2. A mechanical device that automatically loads storage media (such as tapes or disks) into the device that can read them.
3. A software mechanism that automatically locates and loads classes etc. as required at run time.
4. A semi-automatic firearm.

Etymology

From auto- + loader.