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Bluetooth

Definition:

Bluetooth is a wireless protocol used for communication between two devices. Popular uses of Bluetooth include a wireless ear piece used to talk on a mobile phone and a wireless mouse used to control a computer. When setting up Bluetooth communication, both devices must go through a security process called pairing which grants permission for the two devices to communicate.

Here's a word you may not know...

DSL

DSL stands for digital subscriber line and provides a high speed connection to the Internet through a traditional phone line using a DSL modem.