[noun] [U]Passengers without proper documentation (= official papers) will not be allowed to travel.As yet, no documentation (= written material which provides proof) has been found to support the claim.My new computer came with so much documentation (= written instructions about how to use it) that I haven't been able to read it all yet.
DOCUMENTATION
Meaning of DOCUMENTATION in English
Cambridge English vocab. Кембриджский английский словарь. 2012