multichannel

adjective

mul·​ti·​chan·​nel ˌməl-tē-ˈcha-nᵊl 

-ˌtī-

: having, involving, or affecting more than one channel

But just as we don't feel grateful to have indoor plumbing or multichannel digital cable television, we don't necessarily feel grateful that we earn more than our parents did.

—Rana Foroohar

… the … index draws its data mostly from large multichannel retailers (which sell both online and offline) …

—Alberto Cavallo

specifically : having or using more than one path along which information (such as data or music) may travel in the form of electric signals

Multichannel audio, meanwhile, allows the use of several speakers to mimic a home-theater experience.

—Will Pirkle et al.

Word History

First Known Use

1921, in the meaning defined above