[in-fil-treyt, in-fil-treyt] /ɪnˈfɪl treɪt, ˈɪn fɪlˌtreɪt/
verb (used with object), infiltrated, infiltrating.
to filter into or through; permeate.
to cause to pass in by filtering.
to move into (an organization, country, territory, or the like) surreptitiously and gradually, especially with hostile intent:
The troops infiltrated the enemy lines.
to pass a small number of (soldiers, spies, or the like) into a territory or organization clandestinely and with hostile or subversive intent:
The intelligence agency infiltrated three spies into the neighboring country.
verb (used without object), infiltrated, infiltrating.
to pass into or through a substance, place, etc., by or as by filtering.
Pathology. to penetrate tissue spaces or cells.
something that infiltrates.
Pathology. any substance penetrating tissues or cells and forming a morbid accumulation.
to undergo or cause to undergo the process in which a fluid passes into the pores or interstices of a solid; permeate
(military) to pass undetected through (an enemy-held line or position)
to gain or cause to gain entrance or access surreptitiously: they infiltrated the party structure
something that infiltrates
(pathol) any substance that passes into and accumulates within cells, tissues, or organs
(pathol) a local anaesthetic solution injected into the tissues to cause local anaesthesia
1758, of fluids, from in- (2) “in” + filtrate. Related: Infiltrated; infiltrating. Military sense of “penetrate enemy lines” attested from 1934.
infiltrate in·fil·trate (ĭn-fĭl’trāt’, ĭn’fĭl-)
v. in·fil·trat·ed, in·fil·trat·ing, in·fil·trates
An abnormal substance that accumulates gradually in cells or body tissues.
[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. […]
- Infiltration anesthesia
infiltration anesthesia n. See local anesthesia.
noun 1. the maximum rate at which a soil in a given condition will absorb water.
noun 1. a conduit, built in permeable earth, for collecting ground water.