An example of automatic is a vehicle that shifts gears without the driver's action.
- done without conscious thought or volition, as if mechanically
- involuntary or reflex, as some muscle or gland action
- moving, operating, etc. by itself; regulating itself: automatic machinery
- done with automatic equipment: an automatic landing
- using the force of the explosion of a shell to eject the empty cartridge case, place the next cartridge into the breech, and fire it, so that shots continue in rapid succession until the trigger is released
- semiautomatic (sense )
- Mech. of or pertaining to a transmission, specif. an automotive transmission, designed to change gears automatically
Origin of automatic; from Classical Greek automatos, self-moving, self-thinking (; from autos, self + component ; from Indo-European an unverified form mntos, thinking ; from base an unverified form men-, to think from source mind, memory) + -ic
- an automatic (or, popularly, semiautomatic) firearm
- any automatic machine
- an automotive vehicle having a transmission that changes gears automatically
- a. Acting or operating in a manner essentially independent of external influence or control: an automatic light switch; a budget deficit that triggered automatic spending cuts.b. Self-regulating: an automatic washing machine.
- a. Acting or done without volition or conscious control; involuntary: automatic shrinking of the pupils of the eyes in strong light.b. Acting or done as if by machine; mechanical: an automatic reply to a familiar question.
- a. Capable of firing continuously until ammunition is exhausted or the trigger is released: an automatic rifle.b. Semiautomatic: an automatic pistol.
- An automatic machine or device.
- a. An automatic firearm.b. A semiautomatic firearm.
- A transmission or a motor vehicle with an automatic gear-shifting mechanism.
- Football See audible.
Origin of automaticFrom Greek automatos : auto-, auto- + -matos, willing; see men-1 in Indo-European roots.
- Capable of operating without external control or intervention.
- The automatic clothes washer was a great labor-saving device
- Done out of habit or without conscious thought.
- The reaction was automatic: flight!
- (of a firearm such as a machine gun) Firing continuously as long as the trigger is pressed until ammunition is exhausted.
- (computing, of a local variable) Automatically added to and removed from the stack during the course of function calls.
From French automatique, from Ancient Greek αὐτόματον (automaton), neuter of αὐτόματος (automatos, “self-moving, moving of oneself, self-acting, spontaneous”), from αὐτός (autos, “self, myself”) + μέμαα (memaa, “to wish eagerly, strive, yearn, desire”).