as in aliases
a fictitious or assumed name
the most notorious serial killer of the 19th century remains known only by the pseudonym of Jack the Ripper
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Recent Examples of pseudonyms
Although some characters in Red Alert have pseudonyms, both series end with images of the actors embracing their real-life counterparts.
—
Kathryn Vanarendonk, Vulture, 14 Oct. 2025
The platform’s private servers let activists organize out of the public eye, often under pseudonyms, and use text and calling features.
—Mandy Taheri, MSNBC Newsweek, 3 Oct. 2025
This stands in contrast to many of the investment claims on social media, where people regularly post fake or falsified information under pseudonyms.
—Jeff John Roberts, Fortune, 10 Sep. 2025
The plaintiffs’ names in the lawsuit are pseudonyms to protect their identities and safety, attorneys said.
—Daniella Silva, NBC news, 13 Aug. 2025
Those names are also pseudonyms.
—Julia Marnin, Miami Herald, 12 Aug. 2025
Kathryn Vanarendonk, Vulture, 14 Oct. 2025
The platform’s private servers let activists organize out of the public eye, often under pseudonyms, and use text and calling features.
—Mandy Taheri, MSNBC Newsweek, 3 Oct. 2025
This stands in contrast to many of the investment claims on social media, where people regularly post fake or falsified information under pseudonyms.
—Jeff John Roberts, Fortune, 10 Sep. 2025
The plaintiffs’ names in the lawsuit are pseudonyms to protect their identities and safety, attorneys said.
—Daniella Silva, NBC news, 13 Aug. 2025
Those names are also pseudonyms.
—Julia Marnin, Miami Herald, 12 Aug. 2025
Recent Examples of Synonyms for pseudonyms
aliases
Noun
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The Bauers learned that the defendants used aliases, which detectives learned were actually the identities of previous homeowners that the suspects used to create profiles on the Trusted Housesitters website.—
Nathaniel Percy,
Oc Register,
10 Oct. 2025
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She is also known to use the aliases Mia Ventura, Shoshana or Shana, according to officials.—
Mason Leath,
ABC News,
9 Oct. 2025
Cite this Entry
“Pseudonyms.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/pseudonyms. Accessed 28 Oct. 2025.
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