- Types:
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diffusion
the spread of social institutions (and myths and skills) from one society to another
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dispersion, scattering
spreading widely or driving off
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invasion
(pathology) the spread of pathogenic microorganisms or malignant cells to new sites in the body
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irradiation
(physiology) the spread of sensory neural impulses in the cortex
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radiation
the spread of a group of organisms into new habitats
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Diaspora
the dispersion of the Jews outside Israel; from the destruction of the temple in Jerusalem in 587-86 BC when they were exiled to Babylonia up to the present time
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dissipation
breaking up and scattering by dispersion
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adaptive radiation
the development of many different forms from an originally homogeneous group of organisms as they fill different ecological niches