MMS (Multimedia Messaging Service)

A messaging service offered on many digital cellular net-

works, MMS is an evolution of Short Message Service (SMS) that supports text messages with audio, image, and video attachments. See also SMS.

• diplex
• direct broadcast satellite (DBS)
• direct bury cable
• direct current (DC)
• direct distance dialing (DDD)
• direct inward dial (DID)
• direct inward system access (DISA)
• directionality
• directivity
• Directorate General XIII (DG XIII)
• directory number (DN)
• direct outward dial (DOD)
• direct sequence spread spectrum (DSSS)
• direct-to-home (DTH)
• DISA
• DISA
• discard eligible (DE)
• discrete amplification
• discrete cosine transform (DCT)
• discrete multitone (DMT)
• disk operating system (DOS)
• dispersion (D)
• dispersion-shifted fiber (DSF)
• distance-vector routing protocol
• distinctive ringing