Palimpsest (noun)

A manuscript, typically from ancient or medieval times, on which the original text has been erased and replaced with new writing, often leaving traces of the earlier text visible.

Origin:

Derived from the greek word "palimpsestos" meaning "scraped again", the word "palimpsest" came into use in the 17th century.

Examples:

1. The ancient palimpsest was deciphered using advanced imaging technology.
2. Palimpsests are valuable sources of information for scholars studying ancient languages and cultures.
3. Palimpsests are often found in the form of parchment or papyrus scrolls.
4. The palimpsest revealed a previously unknown text beneath the visible one.
5. Palimpsests are also used in digital mediums, where the data is overwritten on the same space.