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decidable

[dih-sahy-duh-buh l] /dɪˈsaɪ də bəl/
adjective
1.
capable of being decided.
2.
Logic. (of an axiom, proposition, etc.) having the property that its consistency or inconsistency with the axioms of a given logical system is determinable.
Origin
1585-1595
1585-95; decide + -able
Related forms
decidability, noun
undecidable, adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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