verb Download 🔗Share To indicate; to convey or communicate by a signal. Examples : "The crossing guard was signalling cars to stop so the children could safely cross the street. " communication signal technology Chat with AIVocabulary GamePractice Reading
verb Download 🔗Share To communicate with (a person or system) by a signal. Examples : "Seeing the flames, he ran to the control room and signalled headquarters." communication signal technology Chat with AIVocabulary GamePractice Reading
noun Download 🔗Share The use of signals in communications, especially the sending of signals in telecommunications Examples : "The train's reliable signalling ensured a safe and timely arrival at the station. " communication technology signal electronics Chat with AIVocabulary GamePractice Reading
noun Download 🔗Share The signals and associated equipment required for their operation. Examples : "The train's delay was due to maintenance work being done on the signalling along the track. " signal device technology system communication machine technical Chat with AIVocabulary GamePractice Reading