What does closed book mean or Definition?

Looking for the meaning or definition of the word closed book? That's all it means.

Enter word or name to Pronounce


Share this page with #HowToSay hashtag and Challenge your friends for how to pronounce any difficult words.

List of meaning for closed book

mystery, enigma, secret, closed book(noun)

something that baffles understanding and cannot be explained

"how it got out is a mystery"; "it remains one of nature's secrets"

About Us

Welcome to howtosay.co.in – your online linguistic companion. Our platform is designed to assist you in discovering the right words and pronunciations effortlessly. Whether you're learning a new language, improving your communication skills, or exploring the world of linguistics, our tools provide you with accurate translations, clear pronunciations, and useful language resources. Join us on a journey of linguistic exploration and empowerment, where every word is just a click away.