noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   Any early document (such as a roll of papyrus) that has writing on the back as well as the front. historical
2. 2
   Any early book that has letterpress printing on both sides of the page. historical

Etymology

From opistho- + -graph.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.