Infiltration

[in-fil-trey-shuh n] /ˌɪn fɪlˈtreɪ ʃən/

noun
1.
the act or process of infiltrating.
2.
the state of being infiltrated.
3.
something that infiltrates; an infiltrate.
4.
Military.

5.
Geology. the seepage of water into soil or rock.
Compare (def 3).
noun

See urban exploration
n.

early 15c., “a knitting together,” noun of action from infiltrate. In physics, from 1796. Figurative sense of “a passing into” (anything immaterial) is from 1840; military sense of “stealthy penetration of enemy lines” dates from 1930.

infiltration in·fil·tra·tion (ĭn’fĭl-trā’shən)
n.

in·fil’tra·tive (-trə-tĭv) adj.

Read Also:

Infiltration anesthesia
infiltration anesthesia n. See local anesthesia.
Infiltration-capacity
noun 1. the maximum rate at which a soil in a given condition will absorb water.
Infiltration-gallery
noun 1. a conduit, built in permeable earth, for collecting ground water.

Infiltrative
[in-fil-treyt, in-fil-treyt] /ɪnˈfɪl treɪt, ˈɪn fɪlˌtreɪt/ verb (used with object), infiltrated, infiltrating. 1. to filter into or through; permeate. 2. to cause to pass in by filtering. 3. to move into (an organization, country, territory, or the like) surreptitiously and gradually, especially with hostile intent: The troops infiltrated the enemy lines. 4. to pass a […]
Infiltrator
[in-fil-treyt, in-fil-treyt] /ɪnˈfɪl treɪt, ˈɪn fɪlˌtreɪt/ verb (used with object), infiltrated, infiltrating. 1. to filter into or through; permeate. 2. to cause to pass in by filtering. 3. to move into (an organization, country, territory, or the like) surreptitiously and gradually, especially with hostile intent: The troops infiltrated the enemy lines. 4. to pass a […]