on back of (adjective) astride: with a leg on either side
Sinonime: acknowledged, admitted, arbitrary, assured, authoritative, beyond question, certain, conclusive, decided, dogmatic, final, incontestable, incontrovertible, indisputable, indubitable, irrefutable, not disputed,
positive, recognized, sure, tyrannous, unchallenged, uncontested, undeniable, undisputable, undoubted, unequivocal, unerring, unquestioned
Antonime: disputable, disputed, doubtful, dubious