adjective. Of or relating to high-bandwidth data transmission.

adjective. Of or relating to data transmission that uses multiple channels so that multiple pieces of data can be transmitted simultaneously.

adjective. Of, pertaining to, or carrying a wide band of electromagnetic frequencies

noun. A wide band of electromagnetic frequencies

noun. An internet connection with a much larger capacity than dial-up or ISDN.

adjective. responding to or operating at a wide band of frequencies

adjective. of or relating to or being a communications network in which the bandwidth can be divided and shared by multiple simultaneous signals (as for voice or data or video)

"The term broadband does not actually refer to the increased speed of an ADSL internet connection but the fact that the cable going from your house to the exchange is used for different things at the same time; voice calls and the internet."

ADSL  DSL  bandwidth  cable modem  

PC  TV  analog  audio  cellular