communication by means of transmitted signals

electronic transmission of information that has been encoded digitally (as for storage and processing by computers)

(computer science) a system of world-wide electronic communication in which a computer user can compose a message at one terminal that can be regenerated at the recipient's terminal when the recipient logs in

the sending and processing of e-mail by computer

(computer science) a symbol that appears on the computer screen to indicate that the computer is ready to receive a command

(Internet) An entry posted on the microblogging service Twitter.