falsifiability

EVIDENCE-BASED MEDICINE

The ability to prove or demonstrate that a statement, hypothesis, or theory* is false or incorrect by an experiment or observation. Falsifiability is central to the scientific method, as the ability to evaluate theories against observations is essential to converting a theory into law.

*A working framework for explaining and predicting natural phenomena. 

Synonym Refutability 

Reference http://rationalwiki.org/wiki/Falsifiability