adjective
Various in kind, quality, or manifestation; diverse.
Many in number; numerous.
Complicated.
adverb
Many times; repeatedly.
noun
(historical) A copy made by the manifold writing process.
(mechanics) A pipe fitting or similar device that connects multiple inputs and outputs.
(US, dialectal, chiefly in the plural) The third stomach of a ruminant animal, an omasum.
(mathematics) A Hausdorff topological space that looks locally like the "ordinary" Euclidean space ℝⁿ.
(computer graphics) A polygon mesh representing the continuous, closed surface of a solid object
verb
(transitive) To make manifold; multiply.
(transitive, printing) To multiply or reproduce impressions of by a single operation.