The companies have refuted the president's claims.
Scientists have refuted these arguments with extensive evidence.
Supporters cite studies that they say have refuted that idea.
We should have refuted it more strongly," he said.
Negotiation researchers have refuted the widespread belief that honesty varies widely among individual negotiators.
Independent foreign investigators have refuted the Mexican government's explanation for the deaths.
So when a politician claims to have refuted an allegation, what they mean is rebut.
But authorities have refuted claims the plane was brought down in a terrorist attack.
"Our government customers have refuted these false claims," Google said in its statement.
A string of press releases and full-page advertisements have refuted all the allegations that have appeared in the newspapers.
It wouldn't have been hard for Webb to have refuted these claims: Plimer makes them every time he speaks, and they have been debunked again and again.
