Capable of being disproven or shown to be false; able to be refuted with evidence.
From disprove + -able (capable of being). The suffix -able allows the verb disprove to become an adjective describing what can be disproven.
In science, the best hypotheses are disprovable—Karl Popper argued that a theory must be disprovable to be scientific, because untestable claims can never be truly scientific.
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