dot matrix
Pronunciation:
/ˈdɒt ˌmeɪtɹɪks//ˈdɑt ˌmætɹɪks/noun
Definitions
A two-dimensional array or pattern of dots used (for example, by a display device or a printer) to represent alphanumeric characters and pictures.
noun
Definitions
A type of printer that prints characters using an array of small wires that produce an array of dots when striking the paper