Apocrypha - n.pl.
1 the books included in the Septuagint and
Vulgate versions of the Old Testament but not in the Hebrew Bible.
Modern Bibles sometimes include them in the Old Testament or as an appendix, and sometimes omit them.
2 (apocrypha) writings or reports not considered genuine. [ME f. eccl.L apocrypha (scripta) hidden writings f. Gk apokruphos f. apokrupto hide away]