LAN messenger LAN messenger A LAN Messenger is a instant messaging program for computers designed for use within a single local area network (LAN). Many LAN Messengers offer basics functionality for sending private messages, file transfer, chatrooms and graphical smileys. The advantage of using a simple LAN messenger over a normal instant messenger is that no active Internet connection or central server is required, and only people inside the firewall will have access to the system. A precursor of LAN Messengers is the Unix talk command, and similar facilities on earlier systems, which enabled multiple users on one host system to directly
Acronym shortened form, such as words with the middle omitted (for example, "Rd" for "road" or "Dr" for "Doctor"), an acronym is a word formed from the first letter or first few letters of each word in a phrase (such as "sonar", created from "sound navigation and ranging"). Attestations for "" in German are known from 1921, and for "acronym" in English from 1940. Although the word "acronym" is often used to refer to any abbreviation formed from initial letters, some dictionaries and usage commentators define "acronym" to mean an abbreviation that is pronounced as a word, in contrast to an