Definition of "clustering" []

• Present participle of cluster. (verb)
• The action of the verb to cluster. (noun)
• A grouping of a number of similar things. (noun)
• The grouping of a population based on ethnicity, economics or religion. (noun)
• The undesirable, contiguous grouping of elements in a hash table. (noun)

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• "Using the term "clustering," he pointed to hot spots in California, Texas, and New Mexico -- as well as to the urban centers of Detroit, Miami, Washington, D.C. and New York City -- that shared similar patterns of toxic release."
• "Voting will be only effective when a persons action results in clustering of large of epsilon votes into a number which though is small is still larger than insignifcant epsilon."
• "What follows from this "geographical clustering" is "cultural clustering," and here rests the supposed antipathy of the Tea Party to the New Elite."