Definitions beginning with M

mail gateway - permalink - collapse

All > Technology > Telecommunications

A computer that connects two or more electronic mail systems (especially dissimilar mail systems on two different networks) and transfers messages between them. Note: The mapping and translation can be quite complex, and can require a store-and-forward scheme whereby the message is received from one system completely before it is transmitted to the next system after suitable translations. [After Bahorsky]
ATIS - Cite This Source - This Definition
Browse Related Terms: batched transmission, connection-minute, conversation-minute, data conferencing repeater, global title (GT), loop transmission, Message Digest, minimize, receive only (RO)

Mailing List - permalink - collapse

All > Technology > E-mail

A collection of e-mail addresses of people who have asked to receive regular mail discussions on a particular topic, and for which they can sometimes submit messages for disbursement to the entire group.
Maxprog - Cite This Source - This Definition
Browse Related Terms: Black List, custom address list, E-mail address Appending, Killlist, List Server, Mail List, Mailing List Manager, RBL (real-time block list), Recipient Block list, safe list collection, Safe Recipients List, Safe Senders List, White List

All > Technology > Telecommunications

Any one of a number of automated e-mail distribution programs that provide a forum for information exchange for professional, educational, and special interest groups. Note: Subscribers yypost messages to the list address and messages are then distributed to all subscribers.
ATIS - Cite This Source - This Definition
Browse Related Terms: cybermall, Digest, list address, list processor, lurker, lurking, mail exploder, mailing list server, phonetic alphabet, SIG, Spam, white pages

Mailing List Manager - permalink - collapse

All > Technology > E-mail

An automated program to handle the administrative functions of adding/removing subscribers, disseminating the message postings, sending topic related and help files, etc. for the entire Mailing List. Example MLMs include Majordomo, Listserv, ListProc, Mailbase, etc.
Maxprog - Cite This Source - This Definition
Browse Related Terms: Black List, custom address list, E-mail address Appending, Killlist, List Server, Mail List, Mailing List, RBL (real-time block list), Recipient Block list, safe list collection, Safe Recipients List, Safe Senders List, White List

mailing list server - permalink - collapse

All > Technology > Telecommunications

Synonym list server.
ATIS - Cite This Source - This Definition
Browse Related Terms: cybermall, Digest, list address, list processor, lurker, lurking, mail exploder, Mailing List, phonetic alphabet, SIG, Spam, white pages

Mail List - permalink - collapse

All > Technology > E-mail

A mailing list is a list of people who subscribe to a periodic mailing distribution on a particular topic. Mailing lists include each person's e-mail address. Mailing lists have become a popular way for Internet users to keep up with topics they're interested in. Many software producers and other vendors are now using them as a way to keep in touch with customers.
SmarterMail - Cite This Source - This Definition
Browse Related Terms: Black List, custom address list, E-mail address Appending, Killlist, List Server, Mailing List, Mailing List Manager, RBL (real-time block list), Recipient Block list, safe list collection, Safe Recipients List, Safe Senders List, White List

Synonyms e-mail exploder, mail exploder. 2. A program that forwards e-mail to individuals at a (usually) unchanging e-mail address, even when the individuals change Internet service providers.
ATIS - Cite This Source - This Definition
Browse Related Terms: Bacterium, e-mail, E-mail Address, electronic mail, FidoNet, mail exchange record (MX record), mail path, mail user agent, message transfer agent (MTA)

mailserver - permalink - collapse

All > Technology > Telecommunications

A computer that provides e-mail management and storage space for messages pertaining to a group of subscribers. [Bahorsky]
ATIS - Cite This Source - This Definition
Browse Related Terms: adaptive compression, content hosting (hosting), data management, distributed database, FIP equipment, flash card, fractal, inspection lot, volume

Mailto - permalink - collapse

All > Technology > E-mail

A HTML tag that allows visitors to a site click on a link that creates a new message in their default email client. The message is automatically addressed to an address specified in the tag. Additionally, the Subject, Body and even arbitrary header lines of the message can be specified.
Maxprog - Cite This Source - This Definition
Browse Related Terms: Aliasing (redirecting), Autoresponders (Mailbots), Bcc, Body, Header, SPF (sender policy framework), Subject, X-header

mail user - permalink - collapse

All > Technology > E-mail > Microsoft Email > Microsoft Exchange > Microsoft Exchange 2007

A mail-enabled Active Directory user that represents a user outside the Exchange organization. Each mail user has an external e-mail address. A mail user is similar to a mail contact, except that a mail user has Active Directory logon credentials and can access resources. [Exchange 2007]
Microsoft - Cite This Source - This Definition
Browse Related Terms: accepted domain, Active Directory contact, bridgehead server, distribution group, dynamic distribution group, mail contact, mail-enabled universal distribution group, recipient, USG (mail-enabled universal security group)

mail user agent - permalink - collapse

All > Technology > Telecommunications

The software used to access and manage a user's electronic mail. [After Bahorsky]
ATIS - Cite This Source - This Definition
Browse Related Terms: Bacterium, e-mail, E-mail Address, electronic mail, FidoNet, mail exchange record (MX record), mail path, mail reflector, message transfer agent (MTA)

Main - permalink - collapse

All > Science > Water

The principal pipe artery to which branches may be connected.

Bureau of Reclamation - Cite This Source - This Definition
Browse Related Terms: Air release valve, Annular space, branch, Header, Manifold (Header), Perforated pipe, Pig, Polyvinyl chloride (PVC), Wye branch (Y branch)

Main Beam - permalink - collapse

All > Technology > Defense

The primary directional EMR emitted from radar transmitters.
DoD Missile Defense Agency - Cite This Source - This Definition
Browse Related Terms: Alpha Particle, CPB, MBE, NAAF, Neutral Particle Beam (NPB), NPB, Particle Beam (PB), Particle Beam Weapon (PBW), SBNPB, SBPB, SLBD

All > Technology > Telecommunications

Synonym main lobe.
ATIS - Cite This Source - This Definition
Browse Related Terms: flexible disk, floppy disk, radiological monitoring

Main channel - permalink - collapse

All > Science > Water

The deepest or central part of the bed of a stream, containing the main current.

Bureau of Reclamation - Cite This Source - This Definition
Browse Related Terms: Coulees, Eddy, Main channel pool, Mainstream (mainstem), Pool

Main channel pool - permalink - collapse

All > Science > Water

Reach of a stream or river with a low bed elevation, relative to rapids or riffles.

Bureau of Reclamation - Cite This Source - This Definition
Browse Related Terms: Coulees, Eddy, Main channel, Mainstream (mainstem), Pool

main distribution frame (MDF) - permalink - collapse

All > Technology > Telecommunications

A distribution frame on one part of which the external trunk cables entering a facility terminate, and on another part of which the internal user subscriber lines and trunk cabling to any intermediate distribution frames terminate. Note 1: The MDF is used to cross-connect any outside line with any desired terminal of the multiple cabling or any other outside line. Note 2: The MDF usually holds central office protective devices and functions as a test point between a line and the office. Note 3: The MDF in a private exchange performs functions similar to those performed by the MDF in a central office. Synonym (in telephony) main frame.
ATIS - Cite This Source - This Definition
Browse Related Terms: bridged tap, cable assembly, channel, combined distribution frame (CDF), electronic equipment enclosure (EEE), intermediate distribution frame (IDF), outside plant, telecommunications link

mainframe - permalink - collapse

All > Technology > Records Management

A class of powerful, general purpose computers that can manage large amounts of data at high speed. Mainframes often provide processing to many connected terminals
ARMA - Cite This Source - This Definition
Browse Related Terms: Firewall, Footprint, machine readable records, Memory, Network, node, open systems, Operating System, peripheral devices