What does infiltrate mean?

Definitions for infiltrate
ɪnˈfɪl treɪt, ˈɪn fɪlˌtreɪtin·fil·trate

Here are all the possible meanings and translations of the word infiltrate.

Princeton's WordNet

  1. infiltrateverb

    cause (a liquid) to enter by penetrating the interstices

  2. infiltrate, penetrateverb

    enter a group or organization in order to spy on the members

    "The student organization was infiltrated by a traitor"

  3. infiltrateverb

    pass into or through by filtering or permeating

    "the substance infiltrated the material"

  4. infiltrate, pass throughverb

    pass through an enemy line; in a military conflict


  1. Infiltrateverb

    To enter secretly (into an organization, territory, etc.) for hostile purposes, such as spying or sabotage; as, the FBI infiltrated into the U. S. communist party's upper echelons; also used transitively; as, to infiltrate the opponent's organization; to infiltrate one's agents into a hostile country.


  1. infiltrateverb

    To surreptitiously penetrate, enter or gain access.

  2. infiltrateverb

    To cause a fluid to pass through a substance by filtration.

  3. infiltrateverb

    To send soldiers through gaps in the enemy line.

  4. infiltrateverb

    To move from a vein, remaining in the body.

Webster Dictionary

  1. Infiltrateverb

    to enter by penetrating the pores or interstices of a substance; to filter into or through something

  2. Infiltrateverb

    to penetrate gradually; -- sometimes used reflexively

  3. Etymology: [Pref. in- + filtrate: cf. F, s'infiltrer. Cf. Infilter.]

Chambers 20th Century Dictionary

  1. Infiltrate

    in-fil′trāt, v.t. to enter a substance by filtration, or through its pores.—v.t. Infil′ter, to filter or sift in.—n. Infiltrā′tion, the process of infiltrating, or the substance infiltrated.

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How to say infiltrate in sign language?


  1. Chaldean Numerology

    The numerical value of infiltrate in Chaldean Numerology is: 7

  2. Pythagorean Numerology

    The numerical value of infiltrate in Pythagorean Numerology is: 6

Examples of infiltrate in a Sentence

  1. Donald Trump:

    They were trying to infiltrate the administration, really, its a coup. Its spying. Its hard to believe in this country we would have had that.

  2. Rod Rosenstein:

    If anyone did infiltrate or surveil participants in a presidential campaign for inappropriate purposes, we need to know about it and take appropriate action.

  3. Ben Carson:

    If I were one of the leaders of the global jihadist movement and I didn't infiltrate that group of people with my people ... that would be almost malpractice.

  4. Yevgeny Petrenko:

    I was supposed to infiltrate the special services of the caliphate and the leadership of the caliphate, one of my orders was to gain access to Omar al-Shishani or to his circle. But during this I was discovered and arrested by the security services of the caliphate.

  5. Ben Carson:

    The jihadists want to infiltrate our nation. We have to exercise something that even resembles common sense, that would be foolishness to take in people from a region where we don't have any way in making a determination if this person is radicalized already or potentially radicalized.

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Translations for infiltrate

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    out of condition; not strong or robust; incapable of exertion or endurance
    • A. motile
    • B. usurious
    • C. valetudinarian
    • D. flabby

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