validate
VAL-ih-daytverbMeaning to check or prove that something is sound or correct
Memory hook VALID-ATE: stamped VALID. The conductor checks Nell’s ticket against the schedule and stamps it VALID. To check that something is sound and correct is to validate it.
The lab ran the test three more times to validate the surprising result.
In context The new trail map looked accurate, but the rangers wanted to validate it before printing it, so they walked every path with a compass and the old survey.
Similar confirm, verify, certify, prove
Opposite invalidate, disprove, refute
From Latin validus, “strong,” from valere, “to be strong, to be worth.”