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Definitions

infiltration

[in-fil-trey-shuhn] / ˌɪn fɪlˈtreɪ ʃən /






NOUN
seepage
Synonyms


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

In a statement on Monday, Hezbollah said it detected "the infiltration of approximately 15 Israeli enemy helicopters" from the Syrian side of the border in eastern Lebanon, an area where Hezbollah holds sway.

From Barron's • Mar. 8, 2026

One tactic was by far the most effective: infiltration.

From Salon • Feb. 15, 2026

His brigade is building up its midrange drone capabilities to hit Russian forces at up to 15 miles behind the front line, before they can launch infiltration attempts, he said.

From The Wall Street Journal • Feb. 9, 2026

California banned phones in public school classrooms beginning in January, largely in response to the infiltration of social media.

From Los Angeles Times • Feb. 9, 2026

Two doors and a passage with a double turn insured the cellar against any possible infiltration of the day.

From "Brave New World" by Aldous Huxley