Development on (rather than in) the body of a pathogenic agent, e.g., body lice. SYN: ectoparasitism.
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in·fes·ta·tion .in-.fes-'tā-shən n
1) the act of infesting something
2) something that infests
3) the state of being infested esp. with metazoan ectoparasites
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n.
the presence of animal parasites either on the skin (for example ticks) or inside the body (for example tapeworms).
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in·fes·ta·tion (in-fes-taґshən) parasitic attack or subsistence on the skin and its appendages by ectoparasites such as insects, mites, or ticks.Medical dictionary. 2011.