Subchannel

noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    A distinct division of a channel or frequency band.
  2. 2
    An additional frequency owned by a television broadcaster used for less lucrative content.

    "[…] TV shows you watched when you were younger, you'll likely find them on the subchannels of your local TV stations — which are available free to anyone with a TV set and a good antenna."

  3. 3
    A distinct part of an I/O channel associated with a specific device.

Example

More examples

"[…] TV shows you watched when you were younger, you'll likely find them on the subchannels of your local TV stations — which are available free to anyone with a TV set and a good antenna."

Etymology

From sub- + channel.

Related phrases

frequency bandi o

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.