Capable of being proven false or shown to be untrue through evidence, observation, or experimentation.
From 'falsify' + '-able' suffix. Developed as a key philosophical term in early 20th-century epistemology, becoming fundamental to modern scientific methodology.
This word is why we say 'ghosts aren't scientific'—if you can't design an experiment that could prove ghosts don't exist, the claim fails the falsifiability test that makes something truly scientific.
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