platen

[ plat-n ]
/ ˈplæt n /

noun

a flat plate in a printing press for pressing the paper against the inked type or plate to produce an impression.
a rotating cylinder used for the same purpose.
the roller of a typewriter.
(on a planing machine or the like) the bed to which the work is fastened.
(on a testing machine) a plate for applying compression to a sample.

Origin of platen

1400–50; earlier platyne, late Middle English plateyne chalice cover < Middle French platine. See plate1, -ine1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for platen

British Dictionary definitions for platen

platen
/ (ˈplætən) /

noun

a flat plate in a printing press that presses the paper against the type
the roller on a typewriter, against which the keys strike
the worktable of a machine tool, esp one that is slotted to enable T-bolts to be used

Word Origin for platen

C15: from Old French platine, from plat flat; see plate
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