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English definition of “about”

about

preposition (CONNECTED WITH)   /əˈbɑʊt/
on the subject of; connected with: "What’s that book about?" "It’s about the Civil War ." I don’t know what all the fuss is about. There’s something about her attitude that worries me.
(Definition of about preposition (CONNECTED WITH) from the Cambridge Academic Content Dictionary © Cambridge University Press)
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