0 a computer printer that forms letters, numbers, and other symbols from dots
1 an old type of computer printer that forms and prints each letter using dots:
Registers typically use thermal printers to print receipts, although older dot matrix printers are still in use at some retailers.
This mode is only used occasionally, partly because many dot matrix printers can not easily support it.
The company started out by manufacturing cassette cartridges for typewriters and dot matrix printers.
Dot matrix printers are also more tolerant of the hot and dirty operating conditions found in many industrial settings.
Dot matrix printers remain in common use in businesses where multi-part forms are printed, such as car rental services.
It also had a proprietary option for printing grayscale content on dot matrix printers.
Most consumers could only afford low quality dot matrix printers, which were not suitable for business correspondence.
The speed of a page was faster than later dot matrix printers, and not much worse than modern ink jet printers.
