View definitions for infiltration


noun as in incursion

noun as in penetration

noun as in seepage

Strongest match

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Example Sentences

Georgia Power representatives “believe that EPA would have written it in” if they wanted specific kinds of infiltration removed, Cook scribbled in his legal pad.

Eventually, Sayer emailed a colleague that he’d found a federal report that noted “groundwater would qualify as infiltration.”

Through revelations like these, the industry has become known for using the modern tools of espionage—hacking, surveillance, infiltration, misdirection—in ways that confer power and impunity upon the rich.

From Time

It is also obviously the case that the specter of terrorist infiltration over an unguarded southern border has been a long-standing bit of hand-wringing from members of McCarthy’s party and an unproven one.

Recent catastrophes, such as active hurricane seasons and the infiltration of the oil industry, have only exacerbated the crisis.

The military commission this week was to focus on the alleged FBI infiltration of one of the defense teams.

Police sources informed  Reforma that both action are considered “high risk” and ripe for “anarchist infiltration.”

Though Yousef was active in the West Bank Hamas, Gaza would have been attainable infiltration.

Infiltration, though, may well taint all main rebel factions.

There are nearly 2,000 African migrants held in internment camps in the Negev desert as a result of the Anti-Infiltration Law.

If this had been finished the waters would perhaps have invaded it by infiltration.

Another possible source of loss is the infiltration of small particles of alloy into the cupel.

Old Hadley has become a prototype of what may become general if this racial infiltration is not soon checked.

American ideals and institutions have borne and can bear a great deal of foreign infiltration.

There was very general carbonaceous infiltration throughout the lungs, without excavations to any extent.


On this page you'll find 190 synonyms, antonyms, and words related to infiltration, such as: aggression, attack, foray, inroad, intrusion, and penetration.

From Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.