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Meaning of certified mail | Babel Free

Noun CEFR B2

Definitions

First class mail that provides the sender a proof of mailing and a delivery receipt.

US, uncountable

CEFR level

B2

Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.

See also

certified nursing assistant certified public accountant certified safety professional Certifier Certifiers Certifies