as in dictionary
a reference work that contains information about many different subjects or a lot of information about a particular subject
The school library's encyclopedia occupied much of the bookshelf. an encyclopedia of literature
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Recent Examples of encyclopedia
An encyclopedia is a large collection of facts.
—
Jimmy Wales, Fortune, 28 Oct. 2025
Wikipedia is an encyclopedia, written to inform billions of readers without promoting a particular point of view.
—Michael Nied, PEOPLE, 28 Oct. 2025
There had to be a reliable online encyclopedia that anyone could read and understand.
—Jimmy Wales, Time, 28 Oct. 2025
So wrote billionaire Elon Musk on X, then Twitter, back in January 2021, on the 20th anniversary of the launch of the free online encyclopedia.
—Miles Klee, Rolling Stone, 28 Oct. 2025
See All Example Sentences for encyclopedia
Jimmy Wales, Fortune, 28 Oct. 2025
Wikipedia is an encyclopedia, written to inform billions of readers without promoting a particular point of view.
—Michael Nied, PEOPLE, 28 Oct. 2025
There had to be a reliable online encyclopedia that anyone could read and understand.
—Jimmy Wales, Time, 28 Oct. 2025
So wrote billionaire Elon Musk on X, then Twitter, back in January 2021, on the 20th anniversary of the launch of the free online encyclopedia.
—Miles Klee, Rolling Stone, 28 Oct. 2025
See All Example Sentences for encyclopedia
Recent Examples of Synonyms for encyclopedia
Noun
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The term really got its start back in the late 1990s, and was added to the Merriam-Webster dictionary in 2002.—
Ayana Archie,
NPR,
29 Oct. 2025
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Hippopotomonstrosesquipedaliophobia — fear of long words (The longest word found in major English dictionaries is pneumonoultramicroscopicsilicovolcanoconiosis, a 45-letter word describing a lung disease caused by inhaling fine silica dust.—
Scott Lafee,
San Diego Union-Tribune,
21 Oct. 2025
Noun
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Amazon trained Rufus on its entire product catalog, as well as customer reviews, community Q&As, and information from across the web.—
Dave Smith,
Fortune,
2 Nov. 2025
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Users will only be able to work with songs whose creators have opted in, which will limit the available catalog, perhaps vastly so.—
Brian Hiatt,
Rolling Stone,
31 Oct. 2025
Noun
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After dropping 43 points against Golden State on Tuesday, Doncic somehow topped it, finishing with 49 points, 11 rebounds, and eight assists and etching his name in the history books for several reasons.—
Cole Sullivan,
MSNBC Newsweek,
25 Oct. 2025
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The sports books spend hundreds of millions on advertising annually, primarily during games, along with pregame and post-game shows, according to MediaRadar, which tracks and estimates ad spending.—
Chris Isidore,
CNN Money,
25 Oct. 2025
Noun
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Entertaining is a discipline, one worthy of study, and this is its textbook.—
Leah Asmelash,
CNN Money,
5 Nov. 2025
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This month, young readers can curl up with nonfiction explorations of the galaxy, thumb through an old astronomy textbook with a fresh new story to tell, or experience the peace of being (almost) alone on the moon.—
Caroline Carlson,
Literary Hub,
3 Nov. 2025
Cite this Entry
“Encyclopedia.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/encyclopedia. Accessed 6 Nov. 2025.
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