noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   A television channel targeted at a small but specific audience
2. 2
   A narrow cylinder of semiconductor that amplifies the flow of electrons

   "microchannel heat sink"

Synonyms

All synonyms

mca

Etymology

From micro- + channel.

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