pseudonymous

adjective

pseu·​don·​y·​mous sü-ˈdä-nə-məs 

: bearing or using a fictitious name

a pseudonymous report

also : being a pseudonym

pseudonymously adverb

pseudonymousness noun

Examples of pseudonymous in a Sentence

Recent Examples on the Web

But much of the criticism focused on one of the paper’s sources, an pseudonymous academic on Twitter whose views on affirmative action and race and IQ have faced intense criticism. —Max Tani, semafor.com, 7 July 2025

The second pseudonymous witness, who testified close to the trial’s end, was Jane. —Doreen St. Félix, New Yorker, 3 July 2025

But according to Christies’s Auction House, one manuscript is the first of its kind to go up for sale in over a century: a copy of the first pseudonymous astronomical text co-written by Galileo Galilei. —Andrew Paul, Popular Science, 3 July 2025

Dormant wallets, like those attributed to Bitcoin’s pseudonymous creator Satoshi Nakamoto, are especially at risk due to exposed public keys. —Leeor Shimron, Forbes.com, 30 June 2025

Word History

Etymology

Greek pseudōnymos

First Known Use

circa 1706, in the meaning defined above

Rhymes for pseudonymous

• euonymus
• elymus
• maximus
• epididymis
• grimace