: connected to, served by, or available through a system and especially a computer or telecommunications system (such as the Internet)
an online database
also : done while connected to such a system
online shopping
online games
online searching
online adverb

Examples of online in a Sentence

The city libraries are all online. He likes to engage in online chats.
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
This basic concept goes by many different names in the AI literature: continual learning, lifelong learning, incremental learning, online learning. Rob Toews, Forbes, 23 Mar. 2025 But since misogynistic online communities aren’t localized, the discourse has spread to encompass dozens of countries and their specific attempts — or lack thereof — to counter radicalization. Ct Jones, Rolling Stone, 23 Mar. 2025 The four-episode series sees Cooper play a young, disturbed boy who’s online habits have turned deadly. Harrison Richlin, IndieWire, 23 Mar. 2025 The North Carolina Forest Service's online wildfire public viewer indicated three active fires in Polk County, with the two largest spanning between 1.7 square miles (4.4 square kilometers) to 1.9 square miles (4.9 square kilometers). Associated Press, TIME, 23 Mar. 2025 See All Example Sentences for online

Word History

First Known Use

1950, in the meaning defined above

Time Traveler
The first known use of online was in 1950

Browse Nearby Words

Cite this Entry

“Online.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/online. Accessed 26 Mar. 2025.

Kids Definition

online

adjective
ˈȯn-ˈlīn,
ˈän-
: relating to or connected to a computer or telecommunications system (as the Internet)
an online database
online adverb

More from Merriam-Webster on online

Last Updated: - Updated example sentences
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