Definitions

1. adjective

not using or requiring a physical connection (such as a wire or cable) to communicate or access data

“The new wireless headphones are great for working out.”

2. noun

a system or technology that allows communication or data transfer without the use of physical connections

“The company uses wireless networks for all their office computers.”

3. adverb

in a way that does not involve physical connections

“The presentation can be given wireless, without the need for a physical projector.”