Meaning of the word dialer in English

What does dialer mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

dialer

US /ˈdaɪ.lər/
UK /ˈdaɪ.lə/

Noun

a device or program that automatically dials telephone numbers

Example:
The automatic dialer called all the contacts on the list.
Many telemarketing companies use predictive dialers to increase efficiency.