Webster's Revised Unabridged Dictionary · 1913

Apocryphal

Apocryphal ({not transcribed}) , adjective

1.
Pertaining to the Apocrypha.
2.
Not canonical. Hence: Of doubtful authority; equivocal; mythic; fictitious; spurious; false.
The passages... are, however, in part from apocryphal or fictitious works. — Sir G. C. Lewis