1. the quality or state of being provable; the capacity to be demonstrated or established as true
Usage: formal; rare

Examples

• The provableness of the theorem made it a cornerstone of mathematical theory.
• Scientists value the provableness of their hypotheses through experimentation.
• The lawyer questioned the provableness of the witness’s claims.
• Mathematical statements are often judged by their provableness.
• The provableness of historical facts depends on available evidence.