opisthograph

[uh-pis-thuh-graf, -grahf]

noun

a manuscript, parchment, or book having writing on both sides of the leaves.

Origin of opisthograph

1615–25; < Latin opisthographus < Greek opisthógraphos; see opistho-, -graph
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019