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The meaning of PROOF is the cogency of evidence that compels acceptance by the mind of a truth or a fact. How to use proof in a sentence.

Verify your identity once and then be instantly trusted by any business in our network. The solution to forgery and impersonation is to cryptographically sign all documents and data with …

Formal proof, a construct in proof theory Mathematical proof, a convincing demonstration that some mathematical statement is necessarily true Proof complexity, computational resources …

PROOF definition: 1. a fact or piece of information that shows that something exists or is true: 2. a logical…. Learn more.

Define proof. proof synonyms, proof pronunciation, proof translation, English dictionary definition of proof. n. 1. The evidence or argument that compels the mind to accept an assertion as true. …

PROOF meaning: 1 : something which shows that something else is true or correct often + of; 2 : an act or process of showing that something is true

Proof is a fact, argument, or piece of evidence which shows that something is definitely true or definitely exists. This is not necessarily proof that he is wrong.

Dec 14, 2025 · (countable, logic, mathematics) A sequence of statements consisting of axioms, assumptions, statements already demonstrated in another proof, and statements that logically …

to treat or coat for the purpose of rendering resistant to deterioration, damage, etc. (often used in combination): to proof a house against termites; to shrink-proof a shirt.