as in lexicon
a reference book that groups words with the same or similar meanings together
Struggling to find just the right word, she took to the thesaurus for ideas.
Related Words
Relevance
Example Sentences
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.
Recent Examples of thesaurus
Appropriate uses of generative AI include spell and grammar check or as a thesaurus.
—
Allie Volpe, Vox, 19 Sep. 2024
Make sure to fold the letter correctly and use the Jane Austen thesaurus to keep your language historical.
—Annalise Frank, Axios, 12 July 2024
The Sacramento Kings coach might need a thesaurus with the type of season his high-scoring guard is having.
—Joe Reedy, San Diego Union-Tribune, 6 Mar. 2024
At their simplest, these programs mask plagiarism through liberal use of a thesaurus; replace enough words with synonyms and hopefully nobody will ever find the original source.
—Charles Seife, Scientific American, 28 Sep. 2023
See All Example Sentences for thesaurus
Allie Volpe, Vox, 19 Sep. 2024
Make sure to fold the letter correctly and use the Jane Austen thesaurus to keep your language historical.
—Annalise Frank, Axios, 12 July 2024
The Sacramento Kings coach might need a thesaurus with the type of season his high-scoring guard is having.
—Joe Reedy, San Diego Union-Tribune, 6 Mar. 2024
At their simplest, these programs mask plagiarism through liberal use of a thesaurus; replace enough words with synonyms and hopefully nobody will ever find the original source.
—Charles Seife, Scientific American, 28 Sep. 2023
See All Example Sentences for thesaurus
Recent Examples of Synonyms for thesaurus
Noun
-
Soft power officially entered Moscow’s foreign-policy lexicon in 2013.—
Tetiana Kotelnykova,
The Atlantic,
22 Oct. 2025
-
The evening leant into the 2016 King Kylie vibe—Kylie herself donned a bubblegum pink wig and matching latex dress—but Kendall and Hailey stayed firmly in their more understated style lexicons.—
Anna Cafolla,
Vogue,
18 Oct. 2025
Noun
-
DeepL offers features like creating a custom glossary and this year introduced a tool that asks follow up questions to clear-up ambiguities, which could help in niche domains.—
Harry Booth,
Time,
6 Oct. 2025
-
Gaming glossary: Battle pass: A tiered system which rewards players with virtual items for completing various objectives in gameplay, and may be offered in a limited time period.—
Lim Hui Jie,
CNBC,
3 Oct. 2025
Cite this Entry
“Thesaurus.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/thesaurus. Accessed 24 Oct. 2025.
Copy CitationLove words? Need even more definitions?
Merriam-Webster unabridged
Share