automatic
1. [ adjective ] operating with minimal human intervention; independent of external control
Examples:

"automatic transmission" "a budget deficit that caused automatic spending cuts"

Related terms: manual self-locking automated self-winding autoloading automated semiautomatic self-acting mechanical
2. [ adjective ] like the unthinking functioning of a machine
Synonyms: machinelike robotlike automatonlike
Examples:

"an automatic `thank you'" "machinelike efficiency"

Related terms: mechanical
3. [ adjective ] (physiology) without volition or conscious control
Synonyms: reflexive reflex
Examples:

"the automatic shrinking of the pupils of the eye in strong light" "a reflex knee jerk" "sneezing is reflexive"

Related terms: physiology involuntary
4. [ noun ] (military,arms) light machine gun
Synonyms: machine_rifle automatic_rifle
Related terms: machine_gun automatic_firearm bar assault_rifle
5. [ noun ] (military,arms) a pistol that will keep firing until the ammunition is gone or the trigger is released
Synonyms: automatic_pistol
Related terms: pistol automatic_firearm
Similar spelling:   automat
  automatize
  automatism
  automatise
  automation
  automate
  audiometric
  automaton
  automated
  automotive
  audiometry
  audiometer