thesauri

variants or thesauruses
Definition of thesaurinext
plural of thesaurus
as in vocabularies
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.

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Example Sentences

Recent Examples of Synonyms for thesauri
vocabularies
Noun
  • The discovery of language skills in great apes — various gorillas and chimps learned substantial vocabularies in sign language or symbols — and that of tool use across the animal kingdom have, over the years, chipped away at the idea that there is any single ingredient that makes humans unique.
    Tom Chivers, semafor.com, 13 Jan. 2026
  • Children who are read to from under a year old often have larger and more complex vocabularies than their peers by the age of three.
    Rachael O'Connor, MSNBC Newsweek, 26 Nov. 2025
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.

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Cite this Entry

“Thesauri.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/thesauri. Accessed 16 Jan. 2026.

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