The list of telecommunications acronyms and abbreviations.

All telecommunications related acronyms and abbreviations.

Stands For|0Abbreviated As|8Related|31k
18
ITU:
International Telecommunication Union(STANDARDS, United Nations, PHONE)
17
GUI:
Graphical User Interface(Web development, Printing, Computer technology)
17
IANA:
Internet Assigned Numbers Authority(Computer technology, Computers)
17
TCP:
Transmission Control Protocol(Transport Layer, Switching)
17
WMO:
World Meteorological Organization(United Nations, Weather Forecast)
17
FY:
Fiscal Year(Financial, Taxation, US taxation)
17
ISP:
Internet Service Provider(Computer network, Wireless networking)
17
SAR:
Synthetic Aperture Radar(Scientific satellite, Satellite, Meterology)
16
FDDI:
Fiber Distributed Data Interface(Microsoft Windows, Network Protocol)
16
UDP:
User Datagram Protocol(Transport Layer, Communications protocol)
16
GAO:
General Accounting Office(Political, Accountancy, Financial)
16
ICAO:
International Civil Aviation Organization(Air transport industry)
16
OSHA:
Occupational Safety and Health Administration(Mechanical sealing)
16
CIA:
Central Intelligence Agency(Governmental, Central, Administration)
15
SCTP:
Stream Control Transmission Protocol(Network Protocol, Data Transfer)
15
MAC:
Media Access Control(Industrial networking, Computer networking)
15
MTP:
Message Transfer Part(Network Protocol, Computer networking, Computing)
15
OS:
Operating System(Computer network, Computers, Internet jargon)
14
ADPCM:
Adaptive Differential Pulse Code Modulation(Microsoft Windows)
14
SNA:
Systems Network Architecture(Networking, Data Transfer, Network)
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ChicagoSmart Define. 2017. "telecommunications" http://smartdefine.org/telecommunications/abbreviations/r (accessed September 26, 2026).
HarvardSmart Define 2017, telecommunications, Smart Define, viewed 26 September, 2026, <http://smartdefine.org/telecommunications/abbreviations/r>.
MLASmart Define. "telecommunications" 12 December 2017. Web. 26 September 2026. <http://smartdefine.org/telecommunications/abbreviations/r>