also: ドットプリンタ
noun
dot matrix printer; dot printer; matrix printer
A type of impact printer that uses a matrix of small pins to form characters and graphics. Now largely obsolete, but still used in some industrial and receipt-printing applications.
この伝票はドットプリンターで印刷されています。
This slip was printed with a dot matrix printer.
ドットプリンターの印字音が懐かしい。
The printing sound of a dot matrix printer is nostalgic.