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Synonyms
Examples of closed book in a Sentence
the couple's unorthodox marriage is definitely a closed book to those outside of the relationship
Recent Examples on the Web
Simply looking at the closed book won't spoil anything.
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Sam MacHkovech, Ars Technica, 19 Sep. 2022
Alex Steel, the director of teaching strategy and a professor of law at the University of New South Wales, said a number of universities across Australia have announced a move back to closed book exams.
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Samantha Murphy Kelly, CNN, 19 Jan. 2023
And there’s reason to believe that Kirchick sees this history as a closed book, a chapter that now belongs to the past.
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Samuel Clowes Huneke, The New Republic, 8 June 2022
Readings of Alwyn as a closed book could be down to him being interviewed by people who aren’t used to encountering his English sensibility.
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Louis Staples, Harper's BAZAAR, 17 May 2022
Tightly gathered, accordion-like pastry sheets fold neatly onto themselves, resembling the edge of a closed book.
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Vivian Song, Robb Report, 1 June 2021
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Word History
First Known Use
1913, in the meaning defined above
Dictionary Entries Near closed book
Cite this Entry
“Closed book.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/closed%20book. Accessed 19 Feb. 2025.
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