pager
/ˈpeɪdʒər/Definitions
1. noun
A portable device used to receive short messages, typically numerical or alphanumeric, often used for emergency or business purposes.
“The doctor kept a pager in her lab coat to receive urgent messages from the hospital.”
2. verb
To send a message or signal to (someone) using a pager.
“She paged him to remind him about the meeting at 3 pm.”
3. verb
To cause someone to receive a message or signal on a pager.
“The nurse paged the doctor to come to the patient’s room.”