Definition of separation in English:



  • 1The action or state of moving or being moved apart.

    ‘the damage that might arise from the separation of parents and children’
    • ‘But for others, adulthood marks the beginning of their freedom and separation from people who do not share their values.’
    • ‘As more and more Quebecers come to realize that a ‘yes’ vote means separation from Canada, fewer and fewer seem interested.’
    • ‘The desert landscape is associated in the poetry with elopement, hardship, separation from lover or parents.’
    • ‘He has no problem creating separation from defenders, but he runs undisciplined routes and rarely fights for the ball.’
    • ‘The police also are under pressure to prove they can work effectively after their separation from the Indonesian Military.’
    • ‘Since the testimony will spread by word of mouth, anyone who's ever played telephone knows it's going to get wilder and further from the truth with each degree of separation from the source.’
    • ‘Of course, reinforcing the more stable regions could lead to permanent separation and new borders.’
    • ‘The central government later turned down the draft regulation as it was feared it would pave the way for the province's separation from Indonesia.’
    • ‘Despite tremendous separation from the pro leagues, and lack of strong training resources and facilities, basketball trails only hockey in popularity.’
    • ‘With their abiding sense of separation from the rest of the Pacific, the Cook Islands have never been, and likely never will be, a mainstream Pacific destination.’
    • ‘We endured the pain of separation from our loved ones, were frightened when the rockets came in to camp and lives were lost.’
    • ‘The researchers speculated that separation from parents might hinder the chances of forming intimate relationships as an adult.’
    • ‘The author is himself a sixth generation Scot with a Highland background that has not been dimmed by 200 years of separation from his homeland.’
    • ‘In the case of a guide dog that is affected, it can mean separation from their owner, having to be retrained, or in a small number of cases, withdrawn from working altogether.’
    • ‘There would then be over 50,000 such pieces; their average separation from one another on the ground would be over a mile.’
    • ‘The film taps into one of the most basic primal fears of childhood: separation from one's parents.’
    • ‘Youth is contained here and the women who fold away the knick-knacks of toddlers in their rooms display a sadness and sense of separation from the world they once inhabited.’
    • ‘The rebels have several times expressed their position, that they only will talk on the basis of separation from the Republic.’
    • ‘The album with 16 songs captures the torment, pain and frustration the prisoners undergo after separation from their loved ones.’
    • ‘By mixing wet and dry beads in a tumbler, and developing a theory for interacting beads, they found the precise conditions that lead to mixing or separation.’
    disconnection, detachment, severance, uncoupling, dissociation, disassociation, disjunction, disunion, disaffiliation, segregation
    break-up, split, split-up, parting, estrangement, parting of the ways, rift, rupture, breach
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    1. 1.1The state in which a couple remain married but live apart.
      ‘legal grounds for divorce or separation’
      [count noun] ‘she and her husband have agreed to a trial separation’
      • ‘In such states, adultery remains a viable basis for divorce or separation.’
      • ‘A father remains a father in separation, divorce or marriage and their responsibilities and rights cannot be taken away.’
      • ‘I was asked to determine the value of the wife's pension and the husband's entitlement to a credit for payment of the wife's debt after separation.’
      • ‘In addition, the husband made voluntary payments to the wife following the separation of $600 per month.’
      • ‘At the time of separation the wife had not worked outside the home for 17 years.’
      • ‘Prior to the separation, the wife worked full time in the husband's family business.’
      • ‘I think it reasonable to infer that the standard of living enjoyed by the plaintiff prior to separation was in part dependent on the greater income produced by the defendant.’
      • ‘When finally he got his separation from his wife and his property settlement, he decided to go in a different direction.’
      • ‘There had been absolutely no possibility of any trial separation while we were here together in Asia, for housing reasons - it's even worse than Manhattan!’
      • ‘Five years would have passed since the parties' separation with no spousal support having been pursued on interim motions or paid.’
      • ‘The husband testified he owned no such assets at separation.’
      • ‘Despite the problems that have been going on since separation, the parties have chosen to remain in the home together with the children while they tried to achieve a resolution.’
      • ‘With respect to these two pensions, the first pension was fully vested at the time of separation and thus the respondent wife has fully realized on this asset.’
      • ‘I am not persuaded that spousal support should be ordered retroactively to the date of separation as sought.’
      • ‘The parties lived very well before their separation with live-in help.’
      • ‘He says that other than a few months separation back in 1972, they have remained together.’
      • ‘Following separation the plaintiff did not find it necessary to encroach upon her assets.’
      • ‘Moreover, he had just completed the purchase of the new family house, which is not readily consistent with an extended trial separation.’
      • ‘She was back in the dream, the nightmare of her parent's separation.’
      • ‘The obligation for spousal support commenced upon separation in October 1999.’
      break-up, split, split-up, parting, estrangement, parting of the ways, rift, rupture, breach
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  • 2The division of something into constituent or distinct elements.

    ‘prose structured into short sentences with meaningful separation into paragraphs’
    • ‘The next important step in the evolution of Parliament was the separation into houses.’
    • ‘This genetic separation into two groups was also clear when working with the complete set of 306 plants.’
    • ‘This separation into stanzas is reinforced by differing dominant sounds.’
    • ‘The separation of club and divisional teams in the County Championship was done and extra games were provided.’
    • ‘Here the separation into subsets is easy - how many ways can you partition a set of two items?’
    • ‘This finding was the basis for separation into the 2 groups.’
    • ‘Your five year plan is well prepared and your separation of the various parts of the town into divisions establishes manageable work programmes in each.’
    • ‘The separation and division of the works into three spaces in some ways disturbed the continuity of the curatorial exercise.’
    • ‘Elliott's thematic gear shifting and tempo changing make the album's separation into eight tracks largely beside the point.’
    1. 2.1The extraction or removal of a specified substance for use or rejection.
      ‘an improved method of lead separation’
      • ‘The focus of this research is on separation and regeneration of the catalysts in order to decrease costs of production while increasing the purity of the product.’
      • ‘A chemical separation method, leaching works mainly to isolate soluble materials from a solid mixture.’
      • ‘The most widely used method for separation of nucleic acids is precipitation with ethanol or other organic solvents.’
      • ‘Fluxing of the melt facilitates the agglomeration and separation of such undesirable constituents from the melt.’
      • ‘The window is kept clean by means of inert gas flow at the window flange, which also carries away the gaseous products through an outlet port at the cavity bottom into a quencher for zinc condensation and separation.’
      • ‘This meant that the ‘total synthesis’ would have produced a mixture of isomers requiring painstaking separation.’
      • ‘One of the factors that makes process engineers think twice before choosing homogeneous catalysis, however, is the problem of separation.’
      • ‘His research in spectroscopy and chemical separation laid the groundwork for generations of analytical chemist.’
      • ‘Blood is conveyed into the first compartment for centrifugal separation into components.’
      • ‘This processing may include distillation or other methods or separation or purification that may be necessary to be applied before they are of usable form.’
      • ‘Ultimately, such novel protein architectures could be designed to include functional elements useful in sensing, separation or other technological applications on the molecular scale.’
      • ‘The foam is consequently difficult to handle, and protein separation by conventional chromatographic methods is only partially successful.’
      • ‘Lasers have also revolutionized the separation of chemical isotopes, which had otherwise been extremely difficult, if not impossible.’
      • ‘If any metal complexation route to produce ethylene is ever going to succeed commercially, olefin separation needs to compare favourably with cryogenics.’
      • ‘By this process, a highly efficient separation of substances can be achieved.’
      extraction, removal, detachment
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    2. 2.2The process of distinguishing between two or more things.
      ‘religion involved the separation of the sacred and the profane’
      • ‘There is no separation between the sacred and the profane, because there are no profane objects in this Universe.’
      • ‘A hallmark of these democracies has been the separation of religion and politics.’
      • ‘African spirituality at its best, on the other hand, finds no separation between the sacred and the secular.’
      • ‘Essentially it means the separation of religion from some element of society, be that education, ethics or government.’
      • ‘Whatever it is, don't run on church-state separation alone.’
      • ‘To achieve real democracy, we need to enforce the separation of corporations and the state.’
      • ‘Yet despite public pressures, the strict church-state separation laid down by the Warren Court survived.’
      • ‘He describes the new reality as complex, with no separation into domestic and foreign concerns, and he no longer sees states as the sole threat.’
      • ‘A complete separation of religion from the state guarantees this freedom and protects children from manipulation by religions.’
      • ‘You're positively correct, there is no separation between what I do and who I am; I don't go home in the evening and take off my designer hat.’
      • ‘They also emphasize that there should be no separation between religion and the law.’
      • ‘He said there must be absolute separation between the decision-making process in planning and those who stood to gain from the decisions.’
      • ‘It was found that the plaques violated the U.S. Constitution's precepts on separation of church and state.’
      • ‘Neither banishment of religion from the society nor a rigid wall of separation between religion and the State underlies the concept of secularism in India and elsewhere in the East.’
      • ‘Tomorrow, the Supreme Court decides if school vouchers violate the constitutional separation of church and state.’
      • ‘‘There's an ideal I aim for where there is no separation between work and pleasure,’ he says.’
      distinction, difference, differentiation, division, dividing line
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  • 3Distinction or difference between the signals carried by the two channels of a stereophonic system.

    ‘use two transmitters for full stereo separation’
    • ‘It exhibits dated fidelity, there's very little channel separation, no bass activity, and the surrounds rarely come into play.’
    • ‘Actually, while this is a nice mix it does display a few inconstancies in the way of dynamic range and channel separation.’
    • ‘Your audio choice is a very nice Dolby Digital 2.0 Spanish mix, which has very good separation over the two channels and some nice bass.’
    • ‘The few action sequences let viewers hear nice separation in the stereo channels.’
    • ‘The audio fares much better, with occasionally muffled dialogue and moderate use of the left and right speakers, giving some appearance of channel separation.’
    • ‘Sound wise, the Dolby Digital Stereo offers no real channel separation and the aural palette is so limited that there is no real chance at creating ambiance or atmosphere.’
    • ‘The packaging says it's mono, but somehow I doubt this because there is noticeable separation in the front channels.’
    • ‘The audio is presented in what appears to be Dolby Stereo, although there is next to no channel separation and the final result is indistinguishable from a mono track.’
    • ‘The stereo sound is merely okay, with passable channel separation and fidelity, allowing you to enjoy bad voiceover acting at its finest.’
    • ‘The stereo mix gives only a slightly more channel separation, but not by much.’
    • ‘Oddly enough, the Japanese stereo track is actually an improvement over that of the first volume, with better channel separation and more bass activity.’
    • ‘Excellent imaging and detailed channel separation, along with the aforementioned stirring score gives this disc a memorable sound.’
    • ‘The Japanese stereo track features very good channel separation and some rather nice low-end action.’
    • ‘Channel separation, frequency response, clarity were all excellent, with plenty of panning sounds front to rear and right to left, or both.’
    • ‘With crisp dialogue and nice separation among the available channels, many scenes begged for the richness of a true surround mix.’
    • ‘The stereo soundtracks predominantly come across more like two-channel mono; only in the music can any real channel separation be found.’
    • ‘The rear surrounds are put to good use, although there is not clearly defined separation or distinction between the channels.’
    • ‘Both the English stereo dub and the original Japanese stereo track are thin and pinched, with very little channel separation.’
    • ‘Dialogue is well presented with moderate use of channel separation.’
    • ‘The original Japanese stereo audio has very good channel separation and a much wider soundstage than I had anticipated.’
  • 4

    • ‘You may ask why I use CMYK separation rather than the more normal CMY.’
  • 5Aviation Physics
    The generation of a turbulent boundary layer between the surface of a body and a moving fluid, or between two fluids moving at different speeds.

    • ‘This is the first time that a fluid bilayer/fluid isotropic DAG phase separation within the bilayer is directly observed.’
    • ‘The optical measurement of surface separation is based on thin-film interferometry.’
    • ‘His work on separation of the boundary layer was summarised in the Von Neumann lecture he gave to the American Society for Industrial and Applied Mathematics in 1980.’
    • ‘As scale decreases, viscous forces inhibit separation with the consequence that the additional lift must diminish and, at some unknown Re, disappear.’
    • ‘The same mechanism of unsteady vorticity injection appears to control separation and turbulence production.’


Late Middle English: via Old French from Latin separatio(n-), from separare disjoin, divide (see separate).