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WordReference Random House Learner's Dictionary of American English © 2024in•fil•trate /ɪnˈfɪltreɪt, ˈɪnfɪlˌtreɪt/USA pronunciation v., -trat•ed, -trat•ing. - Militaryto move into (an enemy country, etc.) secretly to do harm: [~ + object]Spies had infiltrated enemy headquarters.[no object]They had infiltrated into enemy territory.
in•fil•tra•tion /ˌɪnfɪlˈtreɪʃən/USA pronunciation n. [uncountable]infiltration behind enemy lines. in•fil•tra•tor, n. [countable]:The infiltrator had penetrated the high command. WordReference Random House Unabridged Dictionary of American English © 2024in•fil•trate (in fil′trāt, in′fil trāt′),USA pronunciation v., -trat•ed, -trat•ing, n. v.t. - to filter into or through; permeate.
- to cause to pass in by filtering.
- Militaryto move into (an organization, country, territory, or the like) surreptitiously and gradually, esp. with hostile intent:The troops infiltrated the enemy lines.
- Militaryto 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.
v.i. - to pass into or through a substance, place, etc., by or as by filtering.
- Pathologyto penetrate tissue spaces or cells.
n. - something that infiltrates.
- Pathologyany substance penetrating tissues or cells and forming a morbid accumulation.
in•fil•tra•tive (in′fil trā′tiv, in fil′trə-),USA pronunciation adj. in•fil•tra•tor (in′fil trā′tər, in fil′trā-),USA pronunciation n. |