channel vs vacuum tube

channel

noun
  • A connection between initiating and terminating nodes of a circuit. 

  • A distribution channel 

  • The wale of a sailing ship which projects beyond the gunwale and to which the shrouds attach via the chains. One of the flat ledges of heavy plank bolted edgewise to the outside of a vessel, to increase the spread of the shrouds and carry them clear of the bulwarks. 

  • The navigable part of a river. 

  • A gutter; a groove, as in a fluted column. 

  • A single path provided by a transmission medium via physical separation, such as by multipair cable. 

  • A single path provided by a transmission medium via spectral or protocol separation, such as by frequency or time-division multiplexing. 

  • A specific radio frequency or band of frequencies used for transmitting television. 

  • The physical confine of a river or slough, consisting of a bed and banks. 

  • A means of delivering up-to-date Internet content. 

  • A channel was dredged to allow ocean-going vessels to reach the city. 

  • A path for conveying electrical or electromagnetic signals, usually distinguished from other parallel paths. 

  • The part of a turbine pump where the pressure is built up. 

  • A narrow body of water between two land masses. 

  • A particular area for conversations on an IRC network, analogous to a chat room and often dedicated to a specific topic. 

  • Something through which another thing passes; a means of conveying or transmitting. 

  • The natural or man-made deeper course through a reef, bar, bay, or any shallow body of water. 

  • The part that connects a data source to a data sink. 

  • A structural member with a cross section shaped like a squared-off letter C. 

  • A specific radio frequency or band of frequencies, usually in conjunction with a predetermined letter, number, or codeword, and allocated by international agreement. 

  • The portion of a storage medium, such as a track or a band, that is accessible to a given reading or writing station or head. 

  • A psychic or medium who temporarily takes on the personality of somebody else. 

  • The narrow conducting portion of a MOSFET transistor. 

verb
  • To direct or guide along a desired course. 

  • To follow as a model, especially in a performance. 

  • To make or cut a channel or groove in. 

  • To serve as a medium for. 

vacuum tube

noun
  • A type of electron tube that controls electron current through vacuum between electrodes within a sealed container, usually of glass or metal and often designed to be easily installed in and removed from the equipment in which it is used. 

How often have the words channel and vacuum tube occurred in a corpus of books? (source: Google Ngram Viewer )