Word.ws English Dictionary

Bell number

Bell number noun: any member of a sequence of numbers that count the possible partitions of a set, such that the nth number Bₙ is the number of different ways to partition a set that has exactly n elements.

Noun

Bell number (plural Bell numbers)

  1. Any member of a sequence of numbers that count the possible partitions of a set, such that the nth number Bₙ is the number of different ways to partition a set that has exactly n elements.

Forms of Bell number

pluralBell numbers

Origin of Bell number

Named after Eric Temple Bell, who wrote about them in the 1930s.

Questions about Bell number

What does Bell number mean?
Bell number means any member of a sequence of numbers that count the possible partitions of a set, such that the nth number Bₙ is the number of different ways to partition a set that has exactly n elements.
What part of speech is Bell number?
Bell number is a noun.
What is the plural of Bell number?
The plural of Bell number is Bell numbers.

Words near Bell number in the dictionary

  1. bell lyres
  2. bell metal
  3. bell metals
  4. bell miner
  5. bell miners
  6. Bell number
  7. Bell numbers
  8. bell out
  9. Bell Park
  10. bell pepper
  11. bell peppers

Source and license

Adapted from Wiktionary: Bell number (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Cite this entry: “Bell number.” Word.ws, https://word.ws/bell_number. Based on Wiktionary, CC BY-SA 4.0.