computing a printer in which each character is produced as an array of dots by a printhead
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
An impact printer that prints text and graphic images by hammering the ends of pins against an ink ribbon. This produces characters or images made up of a matrix, or pattern, of dots.
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