The definition of incontrovertible is something that is definitely true and that cannot be denied or disproved.
(adjective)When scientists show clear, provable, solid evidence that the world is round, the evidence they present is an example of something that would be described as incontrovertible.
See incontrovertible in Webster's New World College Dictionary
adjective
Related Forms:
See incontrovertible in American Heritage Dictionary 4
adjective
Related Forms:
Learn more about incontrovertible