open question

British  

noun

1. a matter which is undecided

2. a question that cannot be answered with a yes or no but requires a developed answer

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open question Idioms  

1. An unresolved issue, one that has not been finally determined. For example, Whether the town should pave all the unpaved roads remains an open question. In the mid-1800s this term acquired a specific meaning in the British Parliament, that is, “an issue on which members may vote independently, without respect to their party affiliation.”

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Example Sentences

See Examples For:

open question

Whether the procedure can actually slow osteoarthritis progression remains an open question.

From Science Daily ● Oct. 14, 2026

Miami’s ceiling on offense is still an open question.

From Los Angeles Times ● Sep. 9, 2026

Where that coalition stands today is an open question.

From The Wall Street Journal ● Aug. 25, 2026

It is an open question how Yale’s medical school can survive in its present form without income provided by federally supported research.

From Slate ● Jul. 30, 2026

Nevertheless, it remains an open question how wide and lasting the effects of idiosyncratic individuals on history really are.

From "Guns, Germs, and Steel: The Fates of Human Societies" by Jared M. Diamond

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