definition of
telephone

[1] #1 telephone n. [phone, telephone set] electronic equipment that converts sound into electrical signals that can be transmitted over distances and then converts received signals back into sounds; "I talked to him on the telephone". wn

[2] #2 telephone v. [call, call up, phone, ring] get or try to get into communication (with someone) by telephone; "I tried to call you all night"; "Take two aspirin and call me in the morning". wn

[3] #3 telephone n. [telephony] transmitting speech at a distance. wn