unfalsifiable

1. not comparableNot able to be proven false, but not necessarily true.

   Conspiracy theories are designed to be unfalsifiable: every criticism can be dismissed as "whitewashing by the conspirers", and every concern can be summarized as "part of the greater conspiracy".

   2 more examples

   Popper introduced the so-called ‘demarcation problem’ of identifying what distinguishes pseudoscience from science. Popper's suggestion, as I explain below, is that, unlike real science, pseudoscience is unfalsifiable.

   2019, Kevin McCain, Kostas Kampourakis, editors, What is Scientific Knowledge?, Routledge, →ISBN

   Unfalsifiability: The main problem with any particular conspiracy theory is not that it's wrong, but that it's inarguable; not that it's false, but that it is unfalsifiable.

   2020, Maj Dr. Ebenezer Kwakye Agyemang (Rtd), DECODING 2019 NOVEL CORONAVIRUS: Outbreak: Conspiracies: Impact, page 153

   Synonyms: undisprovable · Antonyms: falsifiable, disprovable

plural unfalsifiables

1. A statement or argument that cannot be proven false, but is not necessarily true.