To disprove and overthrow by argument, evidence, or countervailing proof; to prove to be false or erroneous; to confute; as, to refute arguments; to refute testimony; to refute opinions or theories; to refute a disputant. There were so many witnesses in these two miracles that it is impossible to refute such multitudes. (Addison)
Synonym: To confute, disprove. See Confute.
Origin: F. Refuter, L. Refuteare to repel, refute. Cf. Confute, Refuse to deny.