Definition as Noun

• electronic equipment that converts sound into electrical signals that can be transmitted over distances and then converts received signals back into sounds
• transmitting speech at a distance

Definition as Verb

• get or try to get into communication (with someone) by telephone

• phone, telephone set

• telephony

• call, call up, phone, ring

• "I talked to him on the telephone"

• "I tried to call you all night"; "Take two aspirin and call me in the morning"

• Telephone vs phone
• Telephone vs telephone set
• Telephone vs telephony
• Telephone vs call
• Telephone vs call up
• Telephone vs ring