[1] : WordNet (r) 2.0

impact printer
     n : a printer that prints by mechanical impacts

[2] : The Free On-line Dictionary of Computing (27 SEP 03)

impact printer
     
         the earlier, noisier kind of printer where part of
        the mechanism comes into contact with the paper.  the term
        would only be only used in contrast to "non-impact printer".
        examples include line printer, daisy wheel printer, golf
        ball printer, dot matrix printer, braille printer.
     
        1998-10-13
     
     
see also:
printer non-impact printer line printer daisy wheel printer golf ball printer dot matrix printer 
braille printer 

Impact >> I Words
Impact, definition of term: Impact
impact_pag1.html

Printer >> P Words
Printer, definition of term: Printer
printer_pag1.html

Thermal Printer >> T Words
Thermal Printer, definition of term: Thermal Printer
thermal+printer_pag1.html

Led Printer >> L Words
Led Printer, definition of term: Led Printer
led+printer_pag1.html

Laser Printer >> L Words
Laser Printer, definition of term: Laser Printer
laser+printer_pag1.html

Inkjet Printer >> I Words
Inkjet Printer, definition of term: Inkjet Printer
inkjet+printer_pag1.html

Ink Jet Printer >> I Words
Ink Jet Printer, definition of term: Ink Jet Printer
ink+jet+printer_pag1.html