Definition of dispersal in English:

dispersal

noun

mass noun
  • 1The action or process of distributing or spreading things or people over a wide area.

    ‘dispersal of pollen by the wind’
    count noun ‘dispersals of archaic populations’
    • ‘The distribution of organisms can be regulated by local environmental factors and regional processes such as dispersal.’
    • ‘Also, Tree Swallows do not defend foraging areas, so dispersal does not affect access to food.’
    • ‘It spreads rapidly into disturbed areas via animals or water dispersal.’
    • ‘In an era of rogue terrorism, the wide dispersal of military museums curiously bodes well for survival of the nation's military heritage.’
    • ‘One group will focus on natural processes that affect dispersal of genes such as wind, timing of plant flowering, or proximity to compatible wild relatives.’
    • ‘The only answer seems to be the widest dispersal possible of power and wealth.’
    • ‘We observed an influx of long-tailed ducks into coastal lagoons in July, followed by dispersal to other areas in late August.’
    • ‘I recite these names in part to illustrate the wide geographic dispersal of the scholars.’
    • ‘However, the extent to which dispersal limits local distribution is poorly known.’
    • ‘Genetic differentiation among populations is principally a function of gene flow among populations via pollen and seed dispersal.’
    • ‘We would also like to increase our understanding of population processes, such as dispersal and seedling recruitment.’
    • ‘In addition to the importance of single processes, the role played by the spatial coupling between seed dispersal and subsequent processes has been highlighted by several reports.’
    • ‘More work is needed on the period after dispersal from the natal area, but we believe there is some variability in length of the dependent period for this species.’
    • ‘Many other factors may intervene to distort or completely eliminate the influences of seed dispersal patterns on subsequent distributions.’
    • ‘Many of them flourish in a broad range of habitats, and nearly all of them are adapted for wide dispersal.’
    • ‘Seed dispersal is the main process linking the spatial pattern of parent plants with that of their offspring.’
    • ‘But the process of dispersal was so slow that the rate of faunal replacement between different groups was much slower than the process of evolution within them.’
    • ‘Additional benefits of dispersal from the natal area might be avoidance of high levels of inbreeding or avoidance of local resource competition.’
    • ‘A longer period of dispersal tends to mean a wider dispersal as well, which may eventually help a species populate new areas.’
    • ‘Morphological and cytological evidence point to an origin of the genus in South America, followed by subsequent long-distance dispersals to explain current distribution patterns.’
    spreading, circulation, distribution, diffusion
    View synonyms
    1. 1.1 The splitting up of a group of people, causing them to leave in different directions.
      ‘the dispersal of the crowd by mounted police’
      • ‘Sometimes protesters would be given clear direction and dispersal warnings.’
      • ‘The report said Government policies of dispersal and direct provision acted to segregate asylum seekers from the community.’
      • ‘The Clifton dispersal area was initially hailed as a success by residents as extra patrols cleared the streets of problem groups.’
      • ‘Despite the evident dispersal of some comic book artists to remote locations, these artists form a social economy that periodically interacts intensively.’
      • ‘But the police were reluctant because of issues over crowd dispersal and transport.’
      • ‘The initial group abandoned this march, but a second group formed and, when police ordered its dispersal, the crowd reacted by throwing stones at officials.’
      • ‘In October, dispersals to six areas of England were suspended at the request of the police, after a series of vicious attacks on asylum seekers.’
      • ‘Police have made 13 other dispersal directions.’
      • ‘A dispersal area is a consideration, however it does involve quite stringent restrictions on the liberty of young people in the area and it cannot be used disproportionately.’
      • ‘High visibility policing led to 25 arrests and 16 people being removed from the borough's new dispersal areas after two days of intensive patrols.’
      • ‘Police have imposed dispersal zones in three areas where yobbish behaviour is bringing misery to residents.’
      • ‘The army said the soldiers used crowd dispersal means.’
      • ‘If a crowd of random walkers starts from the same point, the pattern of dispersal of the crowd is predictable.’
      • ‘From Monday, officers will have the power to dish out dispersal orders to split up gangs of troublesome teenagers that congregate to cause criminal damage, graffiti and intimidation.’
      • ‘The only dispersal areas available were constructed during World War II and could, with a little effort, be converted into blast-proof pens.’
      • ‘A dispersal area, which allows officers to send home groups harassing residents, is now in operation.’
    2. 1.2 The splitting up and selling off of a collection of artefacts or books.
      ‘the dispersal of the John Willett Collection’
      count noun ‘colleges had made large dispersals, and the shops were filled with books’
      • ‘At the same time, the dispersal of the collections of Roman families such as the Altemps, Barberini, and Borghese greatly enriched the market.’
      • ‘In the end, his collection went to the BMS for dispersal.’
      • ‘He was particularly concerned at the dispersal of many archives and books by the dissolution of the monasteries.’
      • ‘News of the sale, however, has been met with dismay and alarm by some in the art world who see the dispersal of Breton's collection as a great public loss.’
      • ‘With its dispersal at auction, thousands of collectors throughout the world will have an opportunity to see - and acquire - a vast array of rare and wonderful items.’
      • ‘Its dispersal encouraged A. E. Gallatin to open his own collection to the public in New York as the Museum of Living Art.’
      • ‘The intense demand that existed for former Taozhai objects is apparent in the collection's dispersal throughout China and the world.’
      • ‘Two years ago he added to it the Furstenberg collection of Old Masters, so preventing its dispersal.’
      • ‘The result was the dispersal of the books in languages other than Chinese among different departmental libraries, and a long period of neglect.’
      • ‘During 1914, it was decided that the Society should limit its interests to New England, and the dispersal of its research collections was begun.’
      • ‘Yet, in order to remain solvent, many museums face cutbacks and, in some instances, the dispersal of part of their collections.’
      • ‘To avoid any such dispersal of Basilevsky's collection of medieval and renaissance applied arts, Alexander II!’

Pronunciation

dispersal

/dɪˈspəːs(ə)l/