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English definition of “automatic”

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automatic

adjective uk   /ˌɔː.təˈmæt.ɪk/ us    /ˌɑː.t̬əˈmæt̬-/

automatic adjective (INDEPENDENT)

B2 An automatic machine or device is able to operate independently of human control: automatic doors an automatic rifle automatic focus on a camera
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automatic adjective (NOT CONSCIOUS)

C2 done without thinking about it: Over time, driving just becomes automatic. My automatic response was to pull my hand away.

automatic adjective (CERTAIN)

C2 certain to happen as part of the normal process or system: Citizenship is automatic for children born in this country. You get an automatic promotion after two years.

automatic

noun [C] uk   /ˌɔː.təˈmæt.ɪk/ us    /ˌɑː.t̬əˈmæt̬-/
a vehicle in which you do not have to change the gears: Kate drives an automatic.
(Definition of automatic from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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