ENGLISH
REFERENCE

verification

n. C / U
B2 Upper Intermediate US //ˌvɛɹəfəˈkeɪʃən// UK //vˌɛɹɪfɪkˈeɪʃən// ver·i·fi·ca·tion

n. the process of checking that something is true or accurate. You often need this to prove who you are or to make sure a document is real.

n. the process of establishing the truth, accuracy, or validity of something. Often involves a formal procedure or the presentation of evidence to confirm a claim.


SIMPLE

The bank requires verification of your identity.

CONTEXTUAL

Please wait for the system to complete the verification of your email address before you try to log in.

COMPLEX

The treaty includes strict protocols for the verification of nuclear decommissioning to ensure that all participating nations adhere to the agreed-upon safety standards.

Synonyms
Origin

From Middle French verification (modern French vérification) or its etymon Medieval Latin vērificātiō. By surface analysis, verificate + -ion.

Usage

Uncountable when referring to the general process; countable when referring to a specific instance or document of proof.

© 2026 English Reference