platen Meaning and Definition
1. n. the roller on a typewriter against which the keys strike
2. n. the flat plate of a printing press that presses the paper against the type
3. n. work table of a machine tool
A platen (or platten) is a flat platform with a variety of roles in printing or manufacturing. It can be a flat metal (or earlier, wooden) plate pressed against a medium (such as paper) to cause an impression in letterpress printing.
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