- the act of a person or thing that couples.
- Machinery.
- a device for joining two rotating shafts semipermanently at their ends so as to transmit torque from one to the other.
- a part with an inside thread for connecting two pipes of the same diameter.
- a fitting at the end of a length of hose into which the end of another such length can be screwed or fitted.
- coupler (def. 3).
- Electricity.
- the association of two circuits or systems in such a way that power may be transferred from one to the other.
- a device or expedient to ensure this.
- a short length of plumbing pipe having each end threaded on the inside.
- the part of the body between the tops of the shoulder blades and the tops of the hip joints in a dog, horse, etc.
- linkage (def. 5).
- a mechanical device that connects two things
- a device for connecting railway cars or trucks together
- the part of the body of a horse, dog, or other quadruped that lies between the forequarters and the hindquarters
- the act or process of linking two or more circuits so that power can be transferred between them usually by mutual induction, as in a transformer, or by means of a capacitor or inductor common to both circuits
- an interaction between different properties of a system, such as a group of atoms or nuclei, or between two or more systems
- the occurrence of two specified nonallelic genes from the same parent on the same chromosome
