Disproof is a term used to describe the process of disproving or refuting an argument or claim. DENIAL, REBUTTAL, and refutal are all terms related to disproof. DENIAL is the act of refusing to accept or acknowledge something, while REBUTTAL is the act of responding to an argument or claim with counterarguments. Refutal is the act of providing evidence to disprove an argument or claim. All three terms are used in the process of disproof.