telegraph
B1Substantiv/US /tˈɛləɡrˌæf/ TĔL-əgr-ăf; UK /tˈɛləɡrˌæf/ TĔL-əgr-ăf/
An apparatus, or a process, for communicating intelligence rapidly between distant points, especially by means of preconcerted visible or audible signals representing words or ideas, or by means of words and signs, transmitted by electrical action.
