Automatic

a.	1.	Having an inherent power of action or motion. Nothing can be said to be automatic. - Sir H. Davy.
	2.	Pertaining to, or produced by, an automaton; of the nature of an automaton; self-acting or self-regulating under fixed conditions; operating with minimal human intervention; - esp. applied to machinery or devices in which certain things formerly or usually done by hand are done by the machine or device itself; as, the automatic feed of a lathe; automatic gas lighting; an automatic engine or switch; an automatic mouse; an automatic transmission. The opposite of manual.
	3.	(Physiol.) Not voluntary; not depending on the will; mechanical; controlled by the autonomic nervous system; without conscious control; as, automatic movements or functions. The opposite of voluntary. Unconscious or automatic reasoning. - H. Spenser.
	4.	like the unthinking functioning of a machine. Automatic arts such economic arts or manufacture as are carried on by self-acting machinery. - Ure.
n.	1.	light machine gun.
	2.	a pistol that will keep firing until the ammunition is gone or the trigger is released; as, a .45 automatic.

Noun	1.	automatic - light machine gun Synonyms: automatic rifle, machine rifle
	2.	automatic - a pistol that will keep firing until the ammunition is gone or the trigger is released Synonyms: automatic pistol
Adj.	1.	automatic - operating with minimal human intervention; independent of external control; "automatic transmission"; "a budget deficit that caused automatic spending cuts" Antonyms: manual - requiring human effort; "a manual transmission"
	2.	automatic - like the unthinking functioning of a machine; "an automatic `thank you'"; "machinelike efficiency" Synonyms: automatonlike, machinelike, robotlike
	3.	automatic - without volition or conscious control; "the automatic shrinking of the pupils of the eye in strong light"; "a reflex knee jerk"; "sneezing is reflexive" Synonyms: reflex, reflexive

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