contact vs radio

contact

noun
  • A nodule designed to connect a device with something else. 

  • The act of touching physically; being in close association. 

  • The situation of being within sight of something; visual contact. 

  • The establishment of communication (with). 

  • A contact lens. 

  • The plane between two adjacent bodies of dissimilar rock. 

  • A device designed for repetitive connections. 

  • Contact juggling. 

  • Someone who can be contacted, or with whom one is in communication. 

verb
  • To establish communication with something or someone. 

  • To touch; to come into physical contact with. 

radio

noun
  • A device that can transmit radio signals. 

  • The technology that allows for the transmission of sound or other signals by modulation of electromagnetic waves. 

  • A device that can capture (receive) the signal sent over radio waves and render the modulated signal as sound. 

  • The continuous broadcasting of sound via the Internet in the style of traditional radio. 

  • On-board entertainment system in a car, usually including a radio receiver as well as the capability to play audio from recorded media. 

verb
  • To order or assist (to a location), using telecommunications. 

  • To use two-way radio to transmit (a message) (to another radio or other radio operator). 

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