as in to speak
to give a formal often extended talk on a subject
the naturalist is known for her willingness to expatiate on any number of issues relating to wildlife and the environment
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Recent Examples of expatiate
There was no debate on education, for instance, the subject on which Cash had been most keen to expatiate; indeed, there were no debates at all.
—
Anthony Lane, The New Yorker, 25 July 2024
Ostensibly, further studies are encouraged to expatiate this understanding.
—Amber Smith, Discover Magazine, 7 Jan. 2024
With wit and elan to spare, Greene expatiates on the intrigue that ensues when David Sparsholt, an engineering student with a fiancée, Connie, and a plan to join the Royal Air Force, arrives at Oxford in 1940.
—Priscilla Gilman, BostonGlobe.com, 9 Mar. 2018
Alex Tizon’s essay can be read not simply as an attempt to confess a crime and expatiate his family’s guilt.
—Jean M. Twenge, The Atlantic, 8 Aug. 2017
Anthony Lane, The New Yorker, 25 July 2024
Ostensibly, further studies are encouraged to expatiate this understanding.
—Amber Smith, Discover Magazine, 7 Jan. 2024
With wit and elan to spare, Greene expatiates on the intrigue that ensues when David Sparsholt, an engineering student with a fiancée, Connie, and a plan to join the Royal Air Force, arrives at Oxford in 1940.
—Priscilla Gilman, BostonGlobe.com, 9 Mar. 2018
Alex Tizon’s essay can be read not simply as an attempt to confess a crime and expatiate his family’s guilt.
—Jean M. Twenge, The Atlantic, 8 Aug. 2017
Recent Examples of Synonyms for expatiate
Verb
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Just two months ago, multi-generation cattle rancher Joe Fischer spoke about the pressures of keeping his operation running.—
Conor McGill,
CBS News,
18 Apr. 2026
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Today, however, parents can receive updates immediately and respond just as quickly — sometimes before even speaking with their child.—
Tereza Shkurtaj,
PEOPLE,
18 Apr. 2026
Verb
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One cheeky Instagram Reel sees the two sitting across from each other at a table as Bradford pretended to lecture Brunette.—
Zoey Lyttle,
PEOPLE,
20 Apr. 2026
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Should the guy who spends his spare time dodging bullets really be lecturing him on death wishes?—
Maggie Fremont,
Vulture,
17 Apr. 2026
Verb
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Reis talked her way onto a crew member’s unofficial salvage expedition.—
Julian Lucas,
New Yorker,
20 Apr. 2026
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His content is best known for his spontaneous interactions, such as stopping to talk with strangers on the roadside or offering impromptu taxi services.—
Max Goldbart,
Deadline,
20 Apr. 2026
Cite this Entry
“Expatiate.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/expatiate. Accessed 24 Apr. 2026.
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