apocryphal

adjective3

1. •
   Of doubtful authenticity, or lacking authority; not regarded as canonical.

   • Many scholars consider the stories of the monk Teilo to be apocryphal.
2. •
   Of dubious veracity; of questionable accuracy or truthfulness; anecdotal or in the nature of an urban legend.

   • There is an apocryphal tale of a little boy plugging the dike with his finger.
3. •
   Of, or pertaining to, the Apocrypha.

   • […] ‘Tobit and his dog baith are altogether heathenish and apocryphal, and none but a prelatist or a papist would draw them into question. I doubt I hae been mista'en in you, friend.’ — 1814

adjective1

1. •
   Of or relating to the Apocrypha.