What does "manifold" mean?

Additional senses

1. 2.2. Exhibited at divers times or in various ways; -- used to qualify nouns in the singular number. "The manifold wisdom of God." Eph. iii.
2. 3."The manifold grace of God." 1 Pet. iv.
3. 4.Manifold writing, a process or method by which several copies, as of a letter, are simultaneously made, sheets of coloring paper being infolded with thin sheets of plain paper upon which the marks made by a stylus or a type-writer are transferred.
4. 5.A copy of a writing made by the manifold process.
5. 6.(Mech.) A cylindrical pipe fitting, having a number of lateral outlets, for connecting one pipe with several others.
6. 7.pl. The third stomach of a ruminant animal. [Local, U.S.]
7. 8.To take copies of by the process of manifold writing; as, to manifold a letter.