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definitions

certified mail

noun

uninsured first-class mail requiring proof of delivery.

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Nearby words

  1. certification,
  2. certification mark,
  3. certified,
  4. certified accountant,
  5. certified check,
  6. certified milk,
  7. certified pasteurized milk,
  8. certified professional secretary,
  9. certified public accountant,
  10. certify

Origin of certified mail

First recorded in 1950–55
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019