Get the FREE one-click dictionary software for Windows
or the iPhone/iPad and Android apps
Noun: cogwheel  'kóg,weel
  1. A toothed wheel that engages another toothed mechanism in order to change the speed or direction of transmitted motion
    "The clockmaker carefully adjusted the cogwheels in the antique timepiece";
    - gear, gear wheel, geared wheel

Derived forms: cogwheels

Type of: wheel

Encyclopedia: Cogwheel