Layers of text, echoes of erasure
The word comes from Greek: palin (again) + psēstos (rubbed smooth). A palimpsest is a manuscript page from which the original text has been scraped or washed off so it can be reused for another document.
Parchment—made from animal skins—was expensive and time-consuming to produce. When a text was deemed no longer useful (outdated, heretical, or simply out of fashion), the parchment could be recycled. The old ink was scraped away with a knife or dissolved with milk and oat bran, the surface pumiced smooth, and new text written on top.
Despite careful scraping, traces of the original ink often remained embedded in the parchment fibers. Various methods have been used to reveal these hidden texts:
The term has expanded beyond manuscripts. Cities are called palimpsests—layers of construction over centuries, each era built atop the last. Landscapes are palimpsests of geological and human history. Memory itself is palimpsestic: new experiences written over old, traces of the past showing through.
"The past is never dead. It's not even past."
— William Faulkner
Every act of erasure is also an act of preservation. By reusing parchment, medieval scribes inadvertently saved texts that might otherwise have been lost entirely. The prayer book that destroyed Archimedes also protected him for eight centuries, hidden in plain sight until technology could read what human eyes could not.