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Pronunciation varies by accent · adjective
(education) Designating exams in which specified external resources, potentially including textbooks, glossaries, study notes, calculators, etc. may be used..
Use open-book when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Open-book means (education) Designating exams in which specified external resources, potentially including textbooks, glossaries, study notes, calculators, etc. may be used..
The closest synonym depends on the sentence and intended sense.
Possible antonyms include closed-book.
Use open-book where its definition matches the intended context.
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