acting or done spontaneously or unconsciously
resembling an automaton; mechanical
having a self-acting or self-regulating mechanism that requires little or no human intervention
an automatic car with automatic transmission
said of a firearm: repeatedly ejecting the empty cartridge shell, introducing a new cartridge, and firing it
happening as a matter of course
Promotion is no longer automatic after five years’ service
automatically adv
automaticity /-ʹtisiti/ noun
[Greek automatos self-acting]