Thaddeus

American  

[thad-ee-uhs] / ˈθæd i əs /

noun

1. one of the twelve apostles. Matthew 10:3.

2. a male given name.

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Thaddeus British  

/ ˈθædɪəs /

noun

1. New Testament one of the 12 apostles (Matthew 10:3; Mark 3:18), traditionally identified with Jude

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Etymology

Origin of Thaddeus

From Late Latin Thaddaeus, from Greek Thaddaîos, from Aramaic Thaddai, of uncertain meaning

Example Sentences

Rep. Thaddeus Claggett’s bill would define all artificial-intelligence systems as “nonsentient entities,” with no testing mechanism and no way to revisit this judgment as systems evolve.

From The Wall Street Journal • Dec. 25, 2025

Lindsey, 35, and Tim Pierce, 34, welcomed their son, Thaddeus Daniel Pierce, on Saturday.

From BBC • Jul. 31, 2025

Columbia mathematics professor Michael Thaddeus described the campus this way:

From Salon • Mar. 28, 2025

But Thaddeus J. Stauber, a Los Angeles lawyer who represents the Spanish museum, said the legal dispute is far from resolved.

From Los Angeles Times • Mar. 10, 2025

“You have the floor, Mr. Borwan,” said Thaddeus.

From "Willodeen" by Katherine Applegate