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n. the extent to which a group or collective is considered by others to be a real entity having unity, coherence, and internal organization rather than a set of independent individuals. In general, groups whose members share a common fate, are similar to one another, and are located close together are more likely to be considered a group rather than a mere aggregation. [first described by Donald Campbell]

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Psychology term of the day

March 2nd 2024

motor speech disorder

motor speech disorder

any of several communication disorders arising from inaccurate production of speech sounds because of lack of strength or coordination of the muscles involved in speaking, as occurs in cerebellar ataxia or Parkinson’s disease.