Definition of online in English:

online

Syllabification: on·line
Pronunciation: /ˈänlīn, ˈôn-
 
/
Computing

adjective

  • 1Controlled by or connected to another computer or to a network.
    More example sentences
    • Still, only thirty-one computers were online - that is connected to each other - in 1960.
    • After the thirty seconds, the system would be completely back online and the IMX network would again run for a full year.
  • 1.1Connected to the Internet or World Wide Web: the ease and convenience of online shopping
    More example sentences
    • Also available is an online shopping service that lists recommended foods based on a person's medical history.
    • The free online service is available on the Joburg City website, under e-services.
    • They also say they are more interested in the Internet for online entertainment than other users, according to the study.
    Synonyms
    Web-enabled, wired, hooked up

adverb

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  • 1While so connected or under computer control.
    More example sentences
    • Once inside, the controls came online as he flicked on a few switches.
    • Moments later the flight control system came online, my HUD flickering into life.
    • Security controls had been back online as well as the little traps they planted through the space station.
  • 1.1With processing of data carried out simultaneously with its production.
  • 2In or into operation or existence: the town’s new high-tech power plant is expected to go online this month
    More example sentences
    • The new facility came online this month and expects to ramp up to full production by March.
    • If all goes well, Munton said construction could begin as early as September, with a fully operational plant online in about a year.
    • Air National Guard offices are expected to go online in July.

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Pronunciation: mɪˈlɔːd
noun
used to address an English nobleman