tympan
noun
tym·pan ˈtim-pən 
1
: drum entry 1 sense 1
2
: a sheet (as of paper or cloth) placed between the impression surface of a press and the paper to be printed
3
: tympanum sense 2
Word History
Etymology
in sense 1, from Middle English, from Old English timpana, from Latin tympanum; in other senses, from Medieval Latin & Latin tympanum
First Known Use
before the 12th century, in the meaning defined at sense 1