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- Dictionaryinfiltration/ˌɪnf(ɪ)lˈtreɪʃn/
noun
- 1. the action of entering or gaining access to an organization or place surreptitiously, especially in order to acquire secret information or cause damage: "the army fenced parts of the border in an effort to stop militant infiltration"
- 2. permeation of a liquid into something by filtration: "improved water infiltration into the soil"
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