[ 'palɪm(p)sɛst ]
■ noun
1》 a parchment or other surface in which later writing has been superimposed on effaced earlier writing.
2》 something bearing visible traces of an earlier form.
Derivatives
~ic adjective
Origin
C17: via L. from Gk palimpsēstos , from palin 'again' + psēstos 'rubbed smooth'.