automatic

名词 n. 形容词 adj.
中文释义
英 /ˌɔː.təˈmæt.ɪk/    美 /ˌɔː.təˈmæt.ɪk/|[ˌɔː.ɾəˈmæɾ.ɪk]|/ˌoː.təˈmæt.ɪk/

英文释义

名词 n.
  1. A car with an automatic transmission; the transmission itself.
    — I never learned to drive a stick. I can only drive an automatic.
  2. A semi-automatic pistol.
    — The G-men raiding the speakeasy were equipped with .45 automatics, while the local policemen were carrying revolvers and shotguns.
形容词 adj.
  1. Capable of operating without external control or intervention.
    — The automatic clothes washer was a great labor-saving device.
  2. Done out of habit or without conscious thought.
    — The reaction was automatic: flight!
  3. Necessary, inevitable, prescribed by logic, law, etc.
    — Spitting at another player means an automatic red card.
  4. Firing continuously as long as the trigger is pressed until ammunition is exhausted.
    — Fully automatic weapons cannot be legally owned by private citizens in the US, except in very special circumstances, as by private security companies.
  5. An autoloader; a semi-automatic or self-loading pistol, as opposed to a revolver or other manually actuated handgun, which fires one shot per pull of the trigger; distinct from machine guns.
    — The US Army adopted John Browning's M1911 pistol as its sidearm, chambered in .45 ACP (Automatic Colt Pistol).
  6. Automatically added to and removed from the stack during the course of function calls.
    — Automatic variables are created on the stack. They are valid only from the point where they are declared to the end of the function.
  7. Having one or more finite-state automata.

词形变化

more automatic comparative most automatic superlative dubious superlative automatick alternative,obsolete automatics plural automatick alternative,obsolete

词汇关系

衍生词
automagic automatical automatically automatic data processing machine automatic differentiation automatic distance control automatic door automatic half-barrier level crossing automaticity automatic leveling system automatic litter box automaticness automatic pencil automatic pilot automatic rifle automatic teller automatic teller machine automatic train control automatic transmission automatic writing automatist biautomatic fully-automatic fully automatic time Instamatic laundromat manumatic nonautomatic -o-matic pseudoautomatic section automatic weapon semi-automatic semi-automatic transmission squad automatic weapon superautomatic teleautomatic
相关词
automagical automat automation automatization automatize automaton automobile autopilot semi-automatic manumatic manual

词源

词源 1
Etymology tree
Proto-Indo-European *h₂ewder.?
Proto-Indo-European *sóder.?
Proto-Indo-European *h₂ewder.
Ancient Greek αὖ (aû)
Ancient Greek τόν (tón)?
Ancient Greek αὐτός (autós)
Ancient Greek αὐτο- (auto-)
Proto-Indo-European *men-
Proto-Indo-European *-tós
Proto-Indo-European *mn̥tós
Proto-Hellenic *mətós
Ancient Greek αὐτόμᾰτος (autómătos)
Ancient Greek αὐτόμᾰτον (autómăton)der.
Classical Latin automatum
New Latin automaticusbor.
English automatic
Borrowed from New Latin automaticus, from Classical Latin automatum (“automaton”) + -icus (adjectival suffix), from Ancient Greek αὐτόματον (autómaton), neuter of αὐτόματος (autómatos, “self-moving, moving of oneself, self-acting, spontaneous”), from αὐτός (autós, “self, myself”) + μέμαα (mémaa, “to wish eagerly, strive, yearn, desire”). The original pronunciation, apparently with stress on the second syllable, was after the ultimate Greek base.
词源 2
Etymology tree
Proto-Indo-European *h₂ewder.?
Proto-Indo-European *sóder.?
Proto-Indo-European *h₂ewder.
Ancient Greek αὖ (aû)
Ancient Greek τόν (tón)?
Ancient Greek αὐτός (autós)
Ancient Greek αὐτο- (auto-)
Proto-Indo-European *men-
Proto-Indo-European *-tós
Proto-Indo-European *mn̥tós
Proto-Hellenic *mətós
Ancient Greek αὐτόμᾰτος (autómătos)
Ancient Greek αὐτόμᾰτον (autómăton)der.
Classical Latin automatum
New Latin automaticusbor.
English automatic
Borrowed from New Latin automaticus, from Classical Latin automatum (“automaton”) + -icus (adjectival suffix), from Ancient Greek αὐτόματον (autómaton), neuter of αὐτόματος (autómatos, “self-moving, moving of oneself, self-acting, spontaneous”), from αὐτός (autós, “self, myself”) + μέμαα (mémaa, “to wish eagerly, strive, yearn, desire”). The original pronunciation, apparently with stress on the second syllable, was after the ultimate Greek base.
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