What is another word for communication cord?
Pronunciation: [kəmjˌuːnɪkˈe͡ɪʃən kˈɔːd] (IPA) 
Communication cord is a term used to describe the emergency system found in trains that allows passengers to alert the driver or conductor in case of an emergency. However, there are a number of synonyms for this term that can be used interchangeably depending on the context. Some of these synonyms include emergency brake, safety brake, passenger alarm, passenger emergency system, emergency stop, and train whistle. These terms are commonly used in the railway industry to describe the same or similar systems that are designed to ensure the safety and comfort of passengers when traveling by train, especially in emergency situations.
