tympan

[ tim-puhn ]

noun
  1. Printing. a padlike device interposed between the platen or its equivalent and the sheet to be printed, in order to soften and equalize the pressure.

Origin of tympan

1
before 900; Middle English: drum, Old English <Latin tympanumtympanum

Words Nearby tympan

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use tympan in a sentence

  • Make several impressions, including one on the top tympan-sheet.

    The Boy Craftsman | A. Neely Hall
  • The bed traveled on guide ways, and the tympan and frisket were hinged to fold back and lay in elevated position.

  • In the cut at the head of this article, the pressman is represented as in the act of turning down the frisket upon the tympan.

  • Nothing remained now but to adjust the guides which would hold the cards on the tympan.

    The Adventures of Bobby Orde | Stewart Edward White
  • These sheets are held in place by means of the iron clamps which slip over the ends of the tympan (see Fig. 160).

    The Boy Craftsman | A. Neely Hall

British Dictionary definitions for tympan

tympan

/ (ˈtɪmpən) /


noun
  1. a membrane stretched over a frame or resonating cylinder, bowl, etc

  2. printing packing interposed on a hand-operated text between the platen and the paper to be printed in order to provide an even impression

  1. architect another name for tympanum (def. 3)

Origin of tympan

1
Old English timpana, from Latin; see tympanum

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012