auto-dials
verbUK /ˌɔːtəʊˈdaɪəlz/
US /ˌɔːtoʊˈdaɪəlz/
A machine or phone calls a number by itself.
The computer auto-dials the number when you press the green button.
OTHER MEANINGS
2. The phone keeps calling the same number again and again without a person doing it.
The alarm system auto-dials the fire station when it senses smoke.
3. A feature that stores numbers and calls them with one touch.
My grandma's phone auto-dials her daughter's number.
4. A computer program that connects to the internet by itself.
The old modem auto-dials the internet at night.