LoRaWAN is an abbreviation for Long Range Wide Area Network. It is a type of Low Power Wide Area Network (LPWAN) that uses open source technology and transmits over unlicensed frequency bands. Designed for the Internet of Things (IoT), LoRaWAN technology provides a much longer range than WiFi or Bluetooth connections, works well indoors, and is especially valuable for applications in remote areas where cellular network coverage is poor.
Read more here:
https://lora-alliance.org/about-lorawan/
https://www.thethingsnetwork.org/docs/lorawan/what-is-lorawan/