| WAN |
Wide Area Network |
| WAPECS |
Wireless Access Platforms for Electronic Communications Services |
| WARC |
World Administrative Radio Conference |
| WAS |
Wireless Access Systems |
| WBDTS |
Wide Band Data Transmission System |
| WCDMA |
Wide Band CDMA |
| WGFM |
Working Group Frequency Management (CEPT) |
| W-HDTV |
Wide HDTV |
| WHO |
World Health Organization |
| WiFi |
Wireless Fidelity |
| Wiki |
from Hawaiian: “quickly”: facility for Internet communication |
| WiMAX |
Worldwide Interoperability for Microwave Access (related with WLAN) |
| WLAN |
Wireless Local Area Network |
| WLL |
Wireless Local Loop |
| WMO |
World Meteorological Organization |
| WP |
Working Party |
| WPAN |
Wireless Personal Area Network |
| WRC |
World Radiocommunication Conference (ITU) |
| WSRT |
Westerbork Synthesis Radio Telescope (NL) |
| WTDC |
World Telecommunication Development Conference (ITU) |
| WTO |
World Trade Organization |
| WTPF |
World Telecommunication Policy Forum (ITU) |
| WTSC |
World Telecommunication Standardization Conference (ITU) |
| WWW |
World Wide Web |
Committee on Radio Astronomy Frequencies