infiltration

n. permeation, percolation, gradual penetration, passing through

Infiltration may refer to:Infiltration (HVAC), a heating, ventilation, and air conditioning (HVAC) term for air leakage into buildingsInfiltration (hydrology), downward movement of water through soilInfiltration (medical), the diffusion or accumulation of substances not normal to it or in amounts in excess of the normalInfiltration (zine), a popular urban exploration zine/website created by Jeff Chapman (a.k.a. Ninjalicious)InfiltrationMod, a tactical shooter gameInfiltration tactics, tactics developed by the German army in 1917 that broke the trench-warfare stalemate on the western frontAn attempt to sneak across a border, or into a guarded place. See also Palestinian infiltration.In sociology and politics, infiltration may refer to entryism. For example, organization A's members furtively join organization B so that A can try to take over BEspionageUrban exploration, exploring parts of towns etc which are normally off-limitsInfiltration (Game), a game released by Joseph-Poplar Technologies in 2007The Transformers: Infiltration, a 2006 comic book series by IDW Publishing
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Infiltration /in·fil·tra·tion/ 1. the pathological diffusion or accumulation in a tissue or cells of substances not normal to it or in amounts in [more]Infiltration - Community and Resources

Noun
1. a process in which individuals (or small groups) penetrate an area (especially the military penetration of enemy positions without detection)
(hypernym) penetration, incursion
(derivation) infiltrate, penetrate
(classification) military, armed forces, armed services, military machine, war machine
2. the slow passage of a liquid through a filtering medium; "the percolation of rainwater through the soil"; "the infiltration of seawater through the lava"
(synonym) percolation
(hypernym) filtration
(derivation) infiltrate

n. infiltration, permeation, percolation, gradual penetration, passing through