coupling

[kuhp-ling]

noun

1. the act of a person or thing that couples.

2. Machinery.

   1. a device for joining two rotating shafts semipermanently at their ends so as to transmit torque from one to the other.

   2. a part with an inside thread for connecting two pipes of the same diameter.

   3. a fitting at the end of a length of hose into which the end of another such length can be screwed or fitted.

3. Railroads.,  coupler.

4. Electricity.

   1. the association of two circuits or systems in such a way that power may be transferred from one to the other.

   2. a device or expedient to ensure this.

5. a short length of plumbing pipe having each end threaded on the inside.

6. the part of the body between the tops of the shoulder blades and the tops of the hip joints in a dog, horse, etc.

7. linkage.

coupling

/ ˈkʌplɪŋ /

noun

1. a mechanical device that connects two things

2. a device for connecting railway cars or trucks together

3. the part of the body of a horse, dog, or other quadruped that lies between the forequarters and the hindquarters

4. electronics 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 See also direct coupling

5. physics an interaction between different properties of a system, such as a group of atoms or nuclei, or between two or more systems

6. genetics the occurrence of two specified nonallelic genes from the same parent on the same chromosome

Word History and Origins

Origin of coupling¹

Middle English word dating back to 1300–50; couple, -ing ¹

Example Sentences

In Janus materials, the strong coupling between layers magnifies this effect, allowing even extremely small forces to produce measurable strain.

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This coupling affects nutrient cycling and influences the production or consumption of greenhouse gases like carbon dioxide and methane.

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In this model, a parameter known as α emerges when the coupling constants -- the quantities describing the strength of fundamental forces -- are allowed to evolve.

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Most earlier studies of superradiance assumed that light-matter coupling dominates, modeling the entire atomic group as one large "giant dipole" connected to the cavity's electromagnetic field.

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They were coupling historic starting pitching with opportunistic offense and just enough production out of the bullpen.

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Related Words

• intercourse 
• pairing