cluster

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Related to clusters: Consonant clusters

cluster

 [klus´ter]
a group of similar objects, events, or other elements in close proximity.
suicide cluster a group of suicides in which one seems to set off others.

clus·ter

(klŭs'ter),
A group of similar or identical objects occurring naturally in close proximity (as grapes) or so assembled (as beads).
[O.E. clyster]

cluster

A generic term for any of the regions in the UK (Eastern, North East, North West and West Midlands, London, and Southern) created after consultation with Strategic Health Authorities (SHAs) on how to best deliver local Information Technology solutions as part of the NHS Care Records initiative.

clus·ter

(klŭstĕr)
A group of similar or identical objects occurring naturally in close proximity (as grapes) or so assembled (as beads).
[O.E. clyster]

cluster,

n in epidemiology, a composite of confirmed cases of a disease, defect, or disability that occur in close proximity to one another with regard to time or space.

cluster

1. in epidemiological terms a naturally occurring group of similar units, e.g. animals which resemble each other, with respect to one or more variables, more than animals in different groups do, or a group of cases of a single disease in time or space.
2. assembly of claw and teat cups, as part of a milking machine.

cluster analysis
1. statistical methods used to group variables or observations into strongly interrelated subgroups.
2. a statistical analysis of the relationships between clusters in time and/or space.
cluster fly
see polleniarudis.
cluster sampling
see cluster sampling.
References in classic literature ?
Then, on the slight turn of the Lower Hope Reach, clusters of factory chimneys come distinctly into view, tall and slender above the squat ranges of cement works in Grays and Greenhithe.
The dories gathered in clusters, separated, reformed, and broke again, all heading one way; while men hailed and whistled and cat- called and sang, and the water was speckled with rubbish thrown overboard.
There were big yellow and white and blue and purple blossoms, besides great clusters of scarlet poppies, which were so brilliant in color they almost dazzled Dorothy's eyes.
The lane they followed was so solitary that the hazel nuts had remained on the boughs till they slipped from their shells, and the blackberries hung in heavy clusters.
Oh, the solemn woods over which the light and shadow travelled swiftly, as if heavenly wings were sweeping on benignant errands through the summer air; the smooth green slopes, the glittering water, the garden where the flowers were so symmetrically arranged in clusters of the richest colours, how beautiful they looked
In one was a diamond tiara, and in the other a necklace of fine emeralds set in clusters of brilliants.
There are two or three small clusters of Bedouin tents, but not a single permanent habitation.
Instead of black, glossy bees- tamed by toil, clinging to one another's legs and drawing out the wax, with a ceaseless hum of labor- that used to hang in long clusters down to the floor of the hive, drowsy shriveled bees crawl about separately in various directions on the floor and walls of the hive.
The body of the chariot was decorated on the outside with designs in clusters of sparkling emeralds, while inside it was lined with a green and gold satin, and the cushions of the seats were of green plush embroidered in gold with a crown, underneath which was a monogram.
Along the edges of that winding path grew banks of velvet green moss, starred with clusters of pigeon berries.
But the entire range of heroic legend was open to these poets, and other clusters of epics grew up dealing particularly with the famous story of Thebes, while others dealt with the beginnings of the world and the wars of heaven.
O my soul, exuberant and heavy dost thou now stand forth, a vine with swelling udders and full clusters of brown golden grapes:--