coupler

/ˈkʌplər/

Other forms: couplers

Definitions of coupler

1. noun

   a mechanical device that serves to connect the ends of adjacent objects
   synonyms: coupling

   types:

   clevis

   a coupler shaped like the letter U with holes through each end so a bolt or pin can pass through the holes to complete the coupling; used to attach a drawbar to a plow or wagon or trailer etc.

   clutch

   a coupling that connects or disconnects driving and driven parts of a driving mechanism

   fluid drive

   an automotive power coupling

   swivel

   a coupling (as in a chain) that has one end that turns on a headed pin

   turnbuckle

   an oblong metal coupling with a swivel at one end and an internal thread at the other into which a threaded rod can be screwed in order to form a unit that can be adjusted for length or tension

   universal, universal joint

   coupling that connects two rotating shafts allowing freedom of movement in all directions

   freewheel

   a clutch (as on the rear wheel of a bicycle) that allows wheels to turn freely (as in coasting)

   friction clutch

   a clutch in which one part turns the other by the friction between them

   type of:

   mechanical device

   mechanism consisting of a device that works on mechanical principles