Definition of certified mail in English:

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certified mail


North American
A postal service in which the sending and receipt of a letter or package are recorded.
Example sentences
  • When filing my federal income tax return, will I have any problems if I mail it without using registered or certified mail?
  • Using smart cards and passwords as a means of identifying both the sender and receiver, the U.S. Postal Service began Jan. 21 to offer an electronic version of certified mail called NetPost Certified.
  • The Hong Kong meeting was called to discuss cooperation on certified mail and professional certification.

For editors and proofreaders

Syllabification: cer·ti·fied mail

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