Meaning of “due diligence” in the English Dictionary

"due diligence" in British English

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(Definition of “due diligence” from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"due diligence" in Business English

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due diligencenoun [ U ]

uk us LAW

the action that is considered reasonable for people to take in order to keep themselves or others and their property safe:

exercise/demonstrate due diligence People have to exercise due diligence and watch what's being bought on their credit cards.

ACCOUNTING the detailed examination of a company and its financial records, done before becoming involved in a business arrangement with it, such as buying it or selling its shares to investors:

The buyout group's due diligence is expected to run till late March.
carry out/conduct/perform due diligence We had the opportunity to do due diligence on the books and we think $518 is a fair offer.

TRANSPORT the duty that the owner of a ship has to protect the people and goods on the ship from harm:

The owner must exercise due diligence to provide a seaworthy ship at the commencement of the voyage.

(Definition of “due diligence” from the Cambridge Business English Dictionary © Cambridge University Press)