D defs.my
Entry 2 senses Webster, 1913

Router

/ro͞ot'-ẽr/ · Rout·er · IPA /ˈɹaʊ.tɚ/
01 n. A plane made like a spokeshave, for working the inside edges of circular sashes.
  1. 1.
    A plane made like a spokeshave, for working the inside edges of circular sashes.(Carp.)
  2. 2.
    A machine with a rapidly revolving vertical spindle and cutter for scooping out the surface of wood or metal, as between and around the engraved parts of an electrotype.(Mach.)