online

American  

[on-lahyn, awn-] / ˈɒnˈlaɪn, ˈɔn- /

Or on-line,

adjective

1. operating under the direct control of, or connected to, a main computer.

2. connected by computer to one or more other computers or networks, as through a commercial electronic information service or the internet.

3. of or denoting a business that transmits electronic information over telecommunications lines.

   an online bookstore.

4. available or operating on a computer or computer network.

   an online dictionary.

5. by means of or using a computer.

   online shopping.

6. Radio. (of a network) supplying affiliated stations with all or a substantial part of their programming.

7. Television. of or relating to the final editing of a videotaped program.

8. done or accomplished while in operation or active service.

   online maintenance.

9. located on major routes or rail lines.

   online industries.

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adverb

1. with or through a computer, especially over a network.

online British  

/ ˈɒnˌlaɪn /

adjective

1. of, relating to, or concerned with a peripheral device that is directly connected to and controlled by the central processing unit of a computer

2. of or relating to the internet

   online shopping

3. occurring as part of, or involving, a continuous sequence of operations, such as a production line

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adverb

1. while connected to a computer or the internet

online Scientific  

/ ŏn′līn′ /

1. Connected to or accessible by means of a computer or computer network.

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online Cultural  

1. A term referring to locations on or use of the Internet. The term can be used to refer to a specific location or Web page (“Our sales catalogues can be found online at — ”) or to a personal activity (“I went online to find the information you wanted.”)

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Etymology

Origin of online

First recorded in 1915–20 (in sense “located on rail lines”); 1945–50 for other senses

Example Sentences

The plan, which calls for an immediate stop to the hostilities, was published online after a meeting between Chinese Foreign Minister Wang Yi and Pakistan’s top diplomat, Ishaq Dar, in Beijing.

From The Wall Street Journal

Despite the government-imposed internet blackout, the BBC has been able to maintain contact with some of the few Iranians who have found ways to remain online.

From BBC

However, sales at its own physical and online stores fell 4%.

From MarketWatch

“The Army is aware of a video circulating online that appears to show AH‑64 Apache helicopters operating in the vicinity of a private residence in the Nashville area,” the Army said in a statement.

From The Wall Street Journal

Their revised version of the bill excludes online encyclopaedias and educational platforms.

From Barron's