Pronunciation: (plat'n), [key]
1. a flat plate in a printing press for pressing the paper against the inked type or plate to produce an impression.
2. a rotating cylinder used for the same purpose.
3. the roller of a typewriter.
4. (on a planing machine or the like) the bed to which the work is fastened.
5. (on a testing machine) a plate for applying compression to a sample.

Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.

plate markplate proof
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