To penetrate. If an IV infiltrates, the IV fluid penetrates the surrounding tissue.
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1. To perform or undergo infiltration. 2. SYN: infiltration (2). 3. A cellular infiltration (1) in the lung as inferred from appearance of a localized, ill-defined opacity on a chest radiograph; commonly used to describe a shadow on a radiograph. [L. in + Mediev. L. filtro, pp. -atus, to strain through felt, fr. filtrum, felt]

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in·fil·trate in-'fil-.trāt, 'in-(.) vb, -trat·ed; -trat·ing vt
1) to cause (as a liquid) to permeate something by penetrating its pores or interstices <\infiltrate tissue with a local anesthetic>
2) to pass into or through (a substance) by filtering or permeating vi to enter, permeate, or pass through a substance or area
infiltrate n something that passes or is caused to pass into or through something by permeating or filtering esp a substance that passes into the bodily tissues and forms an abnormal accumulation <a lung \infiltrate>

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in·fil·trate (in-filґtrāt) 1. to penetrate the interstices of a tissue or substance. 2. the material or solution so deposited; called also infiltration.

Medical dictionary. 2011.

(into a porous substance), ,

Look at other dictionaries:

  • Infiltrate — In*fil trate, v. i. [imp. & p. p. {Infiltrated}; p. pr. & vb. n. {Infiltrating}.] [Pref. in + filtrate: cf. F, s infiltrer. Cf. {Infilter}.] 1. To enter by penetrating the pores or interstices of a substance; to filter into or through something.… …   The Collaborative International Dictionary of English

  • Infiltrate — In*fil trate, v. t. To penetrate gradually; sometimes used reflexively. J. S. Mill. [1913 Webster] …   The Collaborative International Dictionary of English

  • infiltrate — index encroach, enter (penetrate), interject, interpose, penetrate, permeate, pervade Burton s Legal Th …   Law dictionary

  • infiltrate — (v.) 1758, of fluids, from IN (Cf. in ) (2) in + FILTRATE (Cf. filtrate). Related: Infiltrated; infiltrating. Military sense of penetrate enemy lines attested from 1934 …   Etymology dictionary

  • infiltrate — [v] creep in access, crack*, edge in, filter through, foist, impregnate, insinuate, penetrate, percolate*, permeate, pervade, saturate, sneak in, tinge, work into, worm into*; concepts 159,179 …   New thesaurus

  • infiltrate — ► VERB 1) surreptitiously and gradually enter or gain access to (an organization or place). 2) permeate or cause to permeate by filtration. DERIVATIVES infiltration noun infiltrator noun …   English terms dictionary

  • infiltrate — [in fil′trāt, in′fil trāt΄] vi., vt. infiltrated, infiltrating [ IN 1 + FILTRATE] 1. to pass, or cause (a fluid, cell, etc.) to pass, through small gaps or openings; filter 2. to pass through, as in filtering 3. to pass, or cause (individual… …   English World dictionary

  • infiltrate — [[t]ɪ̱nfɪltreɪt[/t]] infiltrates, infiltrating, infiltrated 1) VERB If people infiltrate a place or organization, or infiltrate into it, they enter it secretly in order to spy on it or influence it. [V n] Activists had infiltrated the student… …   English dictionary

  • infiltrate — in|fil|trate [ˈınfıltreıt US ınˈfıltreıt, ˈınfıl ] v 1.) [>I always + adv/prep, T] to secretly join an organization or enter a place in order to find out information about it or harm it ▪ Police attempts to infiltrate neo Nazi groups were… …   Dictionary of contemporary English

  • infiltrate — UK [ˈɪnfɪltreɪt] / US [ˈɪnfɪlˌtreɪt] / US [ɪnˈfɪlˌtreɪt] verb [intransitive/transitive] Word forms infiltrate : present tense I/you/we/they infiltrate he/she/it infiltrates present participle infiltrating past tense infiltrated past participle… …   English dictionary

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