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Definition of bayes

bayes

/beɪz/
bayes

Adjective:Bayesian
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bayes Lexical Profile

bayes Game Scores & Validity

• noun

1

Bayes' theorem or Bayesian statistical inference, in which the probability of a hypothesis is updated as more evidence or information becomes available (used informally or attributively in statistics and computer science).

Example

"Data scientists often apply naive Bayes classifiers to filter spam emails and categorize text documents."


2

Thomas Bayes (c. 1701–1761), an English statistician, philosopher, and Presbyterian minister known for formulating a foundational theorem on conditional probability.

Example

"The statistical principles originally formulated by Bayes remain central to modern machine learning and data science."

• Rhymes for bayes

Word Origin & Etymology

Named after Thomas Bayes (c. 1701–1761), an English Presbyterian minister, philosopher, and statistician whose posthumously published work laid the foundation for modern Bayesian probability theory.

Usage Trend

Historical frequency of usage in published text.

180019102020

Cite this Entry


Wordmom. (2026). Definition of Bayes. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/bayes
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