milling cutter vs router

milling cutter

noun
  • A rotary cutting tool typically used in milling machines. 

router

noun
  • A power tool used in carpentry for cutting grooves. 

  • Someone who routes or directs items from one location to another. 

  • A device that connects local area networks to form a larger internet by, at minimum, selectively passing those datagrams having a destination IP address to the network which is able to deliver them to their destination; a network gateway. 

  • In integrated circuit or printed circuit board design, an algorithm for adding all wires needed to properly connect all of the placed components while obeying all design rules. 

  • A plane with a hooked tool protruding far below the sole, for smoothing the bottom of a cavity. 

  • Any device that directs packets of information using the equivalent of Open Systems Interconnection layer 3 (network layer) information. Most commonly used in reference to Internet Protocol routers. 

  • A plane made like a spokeshave, for working the inside edges of circular sashes. 

verb
  • to hollow out or cut using a router power tool. 

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