thirder

T1H4I1R1D2E1R1

noun

With regard to the Sleeping Beauty problem: one who argues that the probability of heads is 1/3.

Scrabble 11
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Meanings

nounthirder (plural thirders)

plural thirders

  1. decision theoryWith regard to the Sleeping Beauty problem: one who argues that the probability of heads is 1/3.

Origin

From third + -er.

Full word history & related roots →
Cite this entry
APA

thirder. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/thirder

MLA

“thirder.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/thirder. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “thirder,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/thirder.

Source: thirder on Wiktionary, CC BY-SA 4.0.