tympan

n. இழுவைத் தசைநார், மெல்லிழைப் பொருள், (அச்சு) சமனத்தகடு, அழுத்தத்தைச் சமநிலை செய்யும் வரைச்சட்டம்.

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Tym"pan, n. Etym: [F., fr. tympanum a kettledrum, a panel of a door. See Tympanum, and cf. Tymp.] 1. A drum. [Obs.] 2. (Arch.) Defn: A panel; a tympanum. 3. (Print.) Defn: A frame covered with parchment or cloth, on which the blank sheets are put, in order to be laid on the form to be impressed. Tympan sheet (Print.), a sheet of paper of the same size as that to be printed, pasted on the tympan, and serving as a guide in laying the sheets evenly for printing. W. Savage.

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