/ ˈverɪfaɪ; NAmE / verb ( veri·fies , veri·fy·ing , veri·fied , veri·fied )
1.
to check that sth is true or accurate :
[ vn ]
We have no way of verifying his story.
[ v that ]
Please verify that there is sufficient memory available before loading the program.
[ v wh- ]
I'll leave you to verify whether these claims are true.
2.
to show or say that sth is true or accurate
SYN confirm :
[ vn ]
Her version of events was verified by neighbours.
[also v that ]
► veri·fi·able / ˈverɪfaɪəbl; NAmE / adjective :
a verifiable fact
► veri·fi·ca·tion / ˌverɪfɪˈkeɪʃn; NAmE / noun [ U ]:
the verification of hypotheses
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WORD ORIGIN
Middle English (as a legal term): from Old French verifier , from medieval Latin verificare , from verus true.