Relating to things that cannot be refuted or proven false; irrefutable or incontestable.
From Greek 'an-' (not) + 'apeiratos' (unlimited, countless), though sometimes analyzed as 'an-' (not) + 'aperios' (from 'peira,' trial/experience). The etymology is debated among scholars.
This is an extremely rare philosophical term—you'll only find it in dusty academic books about logic and argumentation, but it describes something lawyers dream of: a claim so solid it can never be challenged!
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