dot matrix

American  

noun

Computers.

1. a method of forming characters and graphics, used by CRTs and other screens, some printers dot-matrixprinters, and some plotters, by creating the desired pattern using dots from a dense matrix.

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Etymology

Origin of dot matrix

First recorded in 1960–65

Example Sentences

Some additions to the hardware include a dedicated media playback cluster, a hot-swap PCB for easy changing of switches, and its namesake dot matrix LED light panel.

From The Verge • Feb. 16, 2022

A dot matrix printer: You get to watch it make a lot of noise and print.

From Washington Post • Oct. 3, 2019

The endlessly scrolling dot matrix above many modern machines taunts and touts the victories of previous gladiators, memorialized with only three letters, oftentimes in inappropriate combinations.

From Los Angeles Times • Oct. 26, 2018

We had a dot matrix printer that took half an hour to print a single script – and it was state of the art.

From The Guardian • Jan. 17, 2017

Open boxes contain stacks of paper from old dot matrix printers, detailing the expenses and income of the Martin-Gale Mortgage Corp.

From "Paper Towns" by John Green