'beyond doubt' definitions:
Definition of 'beyond doubt'
(from WordNet)
adverb
In a manner or to a degree that could not be doubted; "it was immediately and indubitably apparent that I had interrupted a scene of lovers"; "his guilt was established beyond a shadow of a doubt" [syn: indubitably, beyond doubt, beyond a doubt, beyond a shadow of a doubt]
adjective
Too obvious to be doubted [syn: beyond doubt(p), indubitable]