setting seal on (verb) validate: ascertain the truth, authenticity of something
Sinonime: John Hancock,
approve, authenticate,
authorize, bear out,
certify,
confirm,
constitute,
corroborate,
endorse, give stamp of approval, give the go-ahead, give the green light, give the nod,
justify, legalize, legitimize, make binding, make legal, make stick,
okay*,
ratify, rubber-stamp,
sanction, set seal on, sign off on,
substantiate,
verifyAntonime: refuse,
reject, veto