Software to facilitate the management of electronic mail. Messages can be composed, sent, forwarded, carbon copied, mailed to all users on a list. Received messages can be read, answered, forwarded, filed, and organized into folders.
A message to one or more users or groups sent over the computer. Mail can include other documents as attachments. Mail can traverse multiple machines and networks. See also attachment, Multipurpose Internet Mail Extensions (MIME), NeXTMail, Simple Mail Transfer Protocol (SMTP).