Word.ws English Dictionary

open problem

open problem noun: a problem that has been posed in a field of study such as mathematics or theoretical computer science, but whose answer is not yet known.

Noun

open problem (plural open problems)

  1. A problem that has been posed in a field of study such as mathematics or theoretical computer science, but whose answer is not yet known.
    Synonyms:
    open question

Synonyms of open problem

Forms of open problem

pluralopen problems

Questions about open problem

What does open problem mean?
Open problem means a problem that has been posed in a field of study such as mathematics or theoretical computer science, but whose answer is not yet known.
What part of speech is open problem?
Open problem is a noun.
What is the plural of open problem?
The plural of open problem is open problems.

Words near open problem in the dictionary

  1. open play
  2. open position
  3. open positions
  4. open prison
  5. open prisons
  6. open problem
  7. open problems
  8. open proxies
  9. open proxy
  10. open proxy server
  11. open proxy servers

Source and license

Adapted from Wiktionary: open problem (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: “open problem.” Word.ws, https://word.ws/open_problem. Based on Wiktionary, CC BY-SA 4.0.