Definition of coupling in US English:

coupling

noun

  • 1A device for connecting parts of machinery.

    • ‘He replaced the sheaves and pulleys with a direct coupling.’
    • ‘Metal from valves, couplings, and other machinery can contaminate solar cells as they are grown from molten silicon, cut into wafers, and finished by adding dopants and attaching contacts.’
    • ‘It houses the power couplings that transfer energy from the three main reactors to the different areas of the ship.’
    • ‘Each track is driven by a separate hydraulic circuit consisting of one variable-displacement piston pump connected by hose and couplings to a piston motor.’
    • ‘Facing large pieces of glass window, he could only use the steel couplings around the windows as his fulcrums.’
    • ‘Slip on a washer and poke the threaded end of the coupling through the hole from the outside.’
    • ‘The walls had been covered with dry wall, but power couplings still dangled from the ceiling where light fixtures would go.’
    • ‘The uses of medium carbon-manganese steels include shafts, axles, gears, crankshafts, couplings and forgings.’
    • ‘Once I had the wall coupling in place, I proceeded to get the gasket on the exhaust.’
    • ‘The first thing she had to do was re-route a power coupling around a blown booster.’
    • ‘Deep in the ship's heart three small bombs went off, severing her main power couplings.’
    • ‘In case of excess torque, the coupling safely slips without damaging the feedthrough.’
    1. 1.1 A fitting on the end of a railroad vehicle for connecting it to another.
      • ‘I confirmed the coupling and brake hose connection, and noted that the cables were not in place.’
      • ‘It consists of gray or black plastic tubing, joined with plastic couplings, and secured at the fittings with metal compression rings.’
      • ‘But the diesel kept going, because the hostler, not being a trainman, had never thought of trying the coupling.’
      • ‘The uncoupled coupling swayed slightly back and forth on its slightly rusted hinge.’
      • ‘The ability to withstand occasional stresses above the yield stress without fracturing is particularly desirable in parts such as freight-car couplings, gears, chains, and crane hooks.’
      • ‘This was often caused by high impacts from too fast couplings during switching whereby the car would jump up disturbing the packing.’
      • ‘I put my camera pack in one, and we each perched on a coupling between cars, squaring down.’
      • ‘The shaft continues towards the stern through couplings and bearings, before disappearing beneath some hull plates.’
      • ‘The force was such that the train broke one of its couplings and split into two.’
      • ‘Angela, for the first time since she set foot on the train, looked at the coupling between the cars.’
      • ‘Steve merely shook his head, reaching forward across the train coupling and grasped the door, yanking hard on it and allowing it to slide off to the right.’
      • ‘Edward followed and saw passing tracks under the coupling of the train.’
      • ‘The train's couplings to the broken car detached, and the train sped forward.’
      • ‘The company manufactures 27 different compression fittings for 15 and 22 mm couplings.’
      • ‘The Duplex would eliminate the pounding of the rails and poor riding qualities that came with coupling ten driving wheels to one transmission.’
      • ‘The report is expected to raise a question over a faulty coupling on a carriage, and the speed at which the train was travelling - believed to be 2mph over the speed limit.’
  • 2The pairing of two items.

    ‘the coupling of coaching and personal training’
    ‘this coupling of two of the greatest works of Haydn’
    • ‘However, under normal conditions, the intimate coupling of behavioural rituals and sensory aspects of smoking with nicotine uptake gives ample opportunities for secondary conditioning.’
    • ‘Such studies are poised to yield a detailed picture of the coupling of protein dynamics to function.’
    • ‘It also reveals the mechanical coupling that exists between residues.’
    • ‘The external device and the implant under the scalp come together by magnetic coupling.’
    • ‘This is only achieved by coupling great writing with great delivery.’
    • ‘Bell's brilliant coupling of sound waves and electrical pulsations had given rise to the telecommunications revolution.’
    • ‘Are photography and surrealism such an ‘unnatural coupling,’ as one observer has recently suggested?’
    • ‘Without this ideological coupling, our consumer behavior might spin wildly out of control.’
    1. 2.1 An interaction between two electrical components by electromagnetic induction, electrostatic charge, or optical link.
      • ‘At higher temperatures thermally induced effects will dominate, and dynamic electron-phonon coupling will lead to a fast hopping-type motion of localized excitations.’
      • ‘Inductive coupling of the discharge gap to the electronics is not necessary.’
      • ‘High power at high frequency provides inductive coupling and direct soil induction that will bridge or jump across an open or damaged cable.’
      • ‘The effect of electrical coupling on the impedance is shown in Figure 8.’
      • ‘The question remains, how does electrical coupling modify the electrical activity pattern?’
      • ‘Other techniques of electrical stimulation involve capacitive coupling and inductive coupling pulsed electromagnetic stimulation.’
      • ‘Irregularities in the Earth's rotation are chiefly the result of tides, but other causes are changes in sea level and electromagnetic coupling between the core and mantle of the Earth.’
  • 3The action of mating or having sexual intercourse.

    • ‘The same is often true of those coupling in semi-private places - such as the beach at night.’
    • ‘It is not known how many lovers he had as he spoke in his memoirs of coupling with several partners.’
    • ‘In both sexual union is easily followed by reproduction, and future heterosexual coupling is envisaged as fertile.’
    • ‘First, we are interested in the effect of diverse forms of coupling, including the distinction between marriage and cohabitation.’
    • ‘The rejection of gay coupling is hardly an expression of family values.’
    • ‘In fact, he added some passionate smooching - set not long after the men's initial coupling - that was in neither the short story nor the script.’
    • ‘Marriage and family theory has always privileged heterosexual coupling.’
    • ‘Nonetheless, his choreography, which often features a racially diverse cast, nudity, and same-sex coupling, is not always easily digested by Middle America.’
    • ‘An early night allows for uninhibited intimate bodily coupling without worry of being overheard by a child.’
    • ‘The telling of our nation's history, however, has included few stories of interracial coupling founded on love or choice.’
    • ‘We now turn to the question of the effect of these national differences in the forms of coupling and number of partners on sexual activity itself.’
    • ‘This is not to say that coupling is right for everyone: some people are happier alone, and we do them no service by pressuring them to pair off.’
    • ‘Women continue to earn less than their male counterparts, making female coupling financially disadvantageous for many women.’
    • ‘This capacity, when combined with coupling between peak sexual desire and peak fertility, ensures that sex effectively serves both reproductive and social ends.’
    sexual intercourse, sex, lovemaking, making love, sex act, act of love, sexual relations, intimate relations, intimacy, mating, going to bed with someone, sleeping with someone
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Pronunciation

coupling

/ˈkəp(ə)lɪŋ//ˈkəp(ə)liNG/