question mark
noun
a punctuation mark indicating a question: usually, as in English, the mark (?) placed after a question.
question marks
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pluralof question mark.plural
The grammatical form denoting more than one person, place, thing, or idea.
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
There are still many question marks around the project in Kenya, not least where it will source the oil to refine, and how it will be financed.
From Barron's ● Jul. 7, 2026
Even if AI turns out to be wildly profitable, there are question marks about valuations.
From The Wall Street Journal ● Jun. 24, 2026
There are always question marks hanging over “Doctor Who,” which intermittently swaps out its lead and secondary actors as a function of its narrative premise and practical strategizing, but never quite so many as now.
From Los Angeles Times ● Jun. 11, 2026
Leicester's relegation comes with serious financial question marks.
From BBC ● Apr. 21, 2026
They talk over each other in these high voices that always end in question marks, so that it sounds like I heard he had a gun?
From "All The Bright Places" by Jennifer Niven
