randomness

R1A1N1D2O1M3N1E1S1S1
/ˈɹæn.dəm.nəs/

noun

The property of all possible outcomes being equally likely.

“There was no randomness in the teacher's selection of the class representative.”

Less commonScrabble 13

Meanings

nounrandomness (usually uncountable, plural randomnesses)

plural randomnesses

  1. uncountableusuallyThe property of all possible outcomes being equally likely.
  2. uncountableusuallymathematicsA type of circumstance or event that is described by a probability distribution.
  3. uncountableusuallyA measure of the lack of purpose, logic, or objectivity of an event.

    There was no randomness in the teacher's selection of the class representative.

    1 more example

    "[…] We were seeing a randomness about failures that was very hard to manage, but with a better understanding we're able to prioritise more effectively."

    2023 June 14, Philip Haigh, “Landslips: NR strives to turn back the tide”, in RAIL, number 985, page 35

Synonyms & antonyms

noun(thermodynamics) a thermodynamic quantity representing the amount of energy in a system that is no longer available for doing mechanical work

Similar

nounthe quality of lacking any predictable order or plan

Broader
irregularityunregularity

Synonym sets from Open English WordNet, CC BY 4.0.

Origin

  1. Proto-Indo-European*h₃er-
  2. Proto-Indo-European*h₃reyH-
  3. Proto-Germanic*rinnaną
  4. Proto-West Germanic*rinnan
  5. Frankish*randij
  6. Old Frenchrandir
  7. Old Frenchrandon
  8. Middle Englishrandoun
  9. Englishrandon
  10. Englishrandom
  11. Englishrandomness

From random + -ness.

Full word history & related roots →

Translations

Chinese Mandarin 隨機性 /随机性
  • 隨機性 /随机性 (suíjīxìng)property of all possible outcomes being equally likely
Czech náhodnost, nahodilost
  • náhodnostproperty of all possible outcomes being equally likely
  • nahodilostmeasure of the lack of purpose, logic, or objectivity of an event
  • libovolnostmeasure of the lack of purpose, logic, or objectivity of an event
French hasard, aléatoire
  • hasardproperty of all possible outcomes being equally likely
  • aléatoiretype of circumstance or event that is described by a probability distribution
  • aléatype of circumstance or event that is described by a probability distribution
  • hasardtype of circumstance or event that is described by a probability distribution
German Zufälligkeit
  • Zufälligkeitproperty of all possible outcomes being equally likely
Irish randamacht, randamacht
  • randamachtproperty of all possible outcomes being equally likely
  • randamachttype of circumstance or event that is described by a probability distribution
Polish losowość
  • losowośćproperty of all possible outcomes being equally likely
Portuguese aleatoriedade
  • aleatoriedadeproperty of all possible outcomes being equally likely
Slovak náhodnosť, náhodnosť
  • náhodnosťproperty of all possible outcomes being equally likely
  • náhodnosťtype of circumstance or event that is described by a probability distribution
  • náhodnosťmeasure of the lack of purpose, logic, or objectivity of an event
Swedish slumpmässighet
  • slumpmässighettype of circumstance or event that is described by a probability distribution
Thai ความไม่มีแบบแผน, การคาดเดาไม่ได้
  • ความไม่มีแบบแผนproperty of all possible outcomes being equally likely
  • การคาดเดาไม่ได้property of all possible outcomes being equally likely
  • การทำนายไม่ได้property of all possible outcomes being equally likely
Cite this entry
APA

randomness. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/randomness

MLA

“randomness.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/randomness. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “randomness,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/randomness.

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