[syn: demonstrable, incontrovertible]
The Collaborative International Dictionary of English v.0.48:
Incontrovertible \In*con`tro*ver"ti*ble\, a.
Not controvertible; too clear or certain to admit of dispute;
indisputable. --Sir T. Browne. --
In*con`tro*ver"ti*ble*ness, n. -- In*con`tro*ver"ti*bly,
adv.
[1913 Webster]
WordNet (r) 3.0 (2006):
incontrovertible
adj 1: impossible to deny or disprove; "incontrovertible proof
of the defendant's innocence"; "proof positive"; "an
irrefutable argument" [syn: incontrovertible,
irrefutable, positive]
2: necessarily or demonstrably true; "demonstrable truths" [syn:
demonstrable, incontrovertible]