Definitions for "Refute"
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.
To prove that a previously accepted move, line, or opening is deficient when best play is pursued by both sides.
overthrow by argument, evidence, or proof; "The speaker refuted his opponent's arguments"
(v.) to make a move that causes an alpha-beta cutoff.
Demonstrate that a strategy, move, or opening is not as good as previously thought (often, that it leads to a loss).
To demonstrate that a strategy or move is less advantageous than previously thought, usually by providing a better strategy on the opposing side.