Word.ws English Dictionary

Plural of probability

regular plural

The plural of probability is probabilities.

Forms of probability

Singularprobability /ˌpɹɒb.əˈbɪl.ɪ.ti/
Pluralprobabilities /ˌpɹɑbəˈbɪlɪtiz/
Countablecountable and uncountable

Probabilities in a sentence

  • In addition, it is hard currently to assign probabilities to these scenarios.2025 March 21, John C. Williams, “Certain Uncertainty (speech)”, in New York Fed (Remarks at the Macroeconometric Caribbean Conference…. From the entry Knightian
  • Where are you going to imply default probabilities from, let alone credit volatilities and credit-underlying "correlations”?2013, Damiano Brigo, Massimo Morini, Andrea Pallavicini, Counterparty Credit Risk, Collateral and Funding, →ISBN. From the entry Duckburg
  • It has different rules for combining probabilities and its negation principle is not complementational.2012, Hermann Wegener, Friedrich Lösel, Jochen Haisch, Criminal Behavior and the Justice System, page 6. From the entry complementational
  • Bayes's theorem is a relationship between the conditional probabilities of two events.2011, Allen Downey, Think Stats, O'Reilly, page 56. From the entry Bayes' theorem
  • The amplituhedron is not built out of spacetime and probabilities; these properties merely arise as consequences of the jewel's geometry.2017, Richard L. Amoroso, Universal Quantum Computing, page 486. From the entry amplituhedron

Meaning of probability

  1. noun The state of being probable.
  2. noun An event that is likely to occur.
  3. noun The relative likelihood of an event happening.

Full definition of probability

Questions about the plural of probability

What is the plural of probability?
The plural of probability is probabilities.
Is probability countable?
Probability is a countable and uncountable noun.

Source and license

Adapted from Wiktionary: probability (page history and authors) and the entries of its forms. Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws left out forms marked obsolete, archaic, rare or dialectal and added the examples. Wiktionary data of 2026-09-02.

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