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Vinony

infiltration

noun

  1. medical procedure
  2. process by which water on the ground surface enters the soil
  3. unintentional or accidental introduction of outside air into a building, typically through cracks in the building envelope and through use of doors for passage
  4. get in, sneakily
L253992 on Wikidata ↗

Wiktionary

Pronunciation: /ɪnfɪlˈtɹeɪʃən/ / /ˌɪnfəlˈtɹeɪʃən/

noun

Etymology: From Middle English infiltracioun, from Medieval Latin infiltrātiōnem, infiltrātiō. By surface analysis, infiltrat(e) + -ion.

  1. The act or process of infiltrating, as of water into a porous substance, or of a fluid into the cells of an organ or part of the body.
  2. The act or process of infiltrating, as of water into a porous substance, or of a fluid into the cells of an organ or part of the body.
  3. The substance which has entered the pores or cavities of a body.

    “calcareous infiltrations filling the cavities”

  4. The act of secretly entering a physical location and/or organization.

    “No one should be under any illusions about the objective of the Communist Party leadership: it’s long-term, systematic infiltration of social organisations, media and government. By the time China’s infiltration of Australia is readily apparent, it will be too late.”