What does verification mean in crosswords?

verification means: additional proof that something that was believed (some fact or hypothesis or theory) is correct

Which crossword clues can have verification as the answer?

Possible clues for verification include "Proof check".

Word entry · 12 letters

Best crossword clue

"Proof check"

12 letters · collected on this word page

12 lettersSorted acefiiinortvStarts with VEnds with N1 clues

1V2E3R4I5F6I7C8A9T10I11O12N

additional proof that something that was believed (some fact or hypothesis or theory) is correct

01“Proof check”12 letters

Not quite right?

V___________