Strong’s Greek
G3200 — membrana
The entry below is Strong’s own definition (1890, public domain), and every verse where the word occurs.
μεμβράνα
membrana — pronounced mem-bran'-ah
of Latin origin ("membrane"); a (written) sheep-skin:--parchment.
1 occurrence in the KJV.
2 Timothy 4:13
The cloke that I left at Troas with Carpus, when thou comest, bring with thee, and the books, but especially the parchments.