Adjective automatic has 3 senses
- automatic - operating with minimal human intervention; independent of external control; "automatic transmission"; "a budget deficit that caused automatic spending cuts"
Antonyms: manual, hand-operated, non-automatic
- automatic, automatonlike, machinelike, robotlike - like the unthinking functioning of a machine; "an automatic `thank you'"; "machinelike efficiency"
Antonym: nonmechanical (indirect, via mechanical)
- automatic, reflex, reflexive - without volition or conscious control; "the automatic shrinking of the pupils of the eye in strong light"; "a reflex knee jerk"; "sneezing is reflexive"
Antonym: voluntary (indirect, via involuntary)
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Noun automatic has 2 senses
- automatic rifle, automatic, machine rifle - light machine gun
--1 is a kind of automatic firearm; machine gun
--1 has particulars: assault rifle, assault gun; Browning automatic rifle, BAR
- automatic pistol, automatic - a pistol that will keep firing until the ammunition is gone or the trigger is released
--2 is a kind of pistol, handgun, side arm, shooting iron; automatic firearm
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