1. [n]  a power tool with a shaped cutter; used in carpentry for cutting grooves
2. [n]  (computer science) a device that forwards data packets between computer networks
3. [n]  a worker who routes shipments for distribution and delivery

ROUTER is a 6 letter word that starts with R.

1. \Rout"er\, n. (Mach.)
   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.
   
   

2. \Rout"er\, n. (Carp.)
   (a) A plane made like a spokeshave, for working the inside
       edges of circular sashes.
   (b) A plane with a hooked tool protruding far below the sole,
       for smoothing the bottom of a cavity.
   
   

/roo't*/ A device which forwards packets between networks. The forwarding decision is based on network layer information and routing tables, often constructed by routing protocols.

unix manual page: route(8).

See also bridge, gateway, exterior gateway protocol, interior gateway protocol, flapping router.