- Obs. a drum
- the paper, cardboard, etc. stretched over the platen or impression cylinder of a printing press to cushion the paper being printed and equalize type pressure
- any membranelike part
- Archit. tympanum
Origin of tympanMiddle English ; from Old English timpana and amp; Old French tympan ; from Classical Latin tympanum ; from Classical Greek tympanon, a drum, area of a pediment, panel of a door ; from typtein, to strike, beat ; from Indo-European an unverified form (s)teup-, to strike from source steep
- Printing A padding, as of paper or cloth, placed over the platen of a press to regulate the pressure on the sheet being printed.
- Architecture A tympanum.
- A tightly stretched sheet or membrane, as on the head of a drum.
Origin of tympanMiddle English timpan, drum, from Old English timpana, from Latin tympanum, from Greek tumpanon.
From Medieval Latin tympanum.