![decidable decidable](https://www.tekportal.net/wp-content/uploads/2019/01/decidable-2826.jpg)
adjective
- capable of being decided.
- Logic. (of an axiom, proposition, etc.) having the property that its consistency or inconsistency with the axioms of a given logical system is determinable.
adjective
- able to be decided
- logic (of a formal theory) having the property that it is possible by a mechanistic procedure to determine whether or not any well-formed formula is a theorem