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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.

The group said its fighters had "observed the infiltration of four Israeli enemy army helicopters from the Syrian direction".

From Barron's • Mar. 7, 2026

One tactic was by far the most effective: infiltration.

From Salon • Feb. 15, 2026

A Ukrainian military spokesman responsible for the southern front said the operations there aimed to repel the Russian infiltration groups from Ukrainian villages and were a part of defense maneuvers.

From The Wall Street Journal • Feb. 13, 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

Frank, Bill and Lillian, still in junior high school, resented the infiltration of the high school romeos.

From "Cheaper by the Dozen" by Frank B. Gilbreth Jr. and Ernestine Gilbreth Carey




Vocabulary lists containing infiltration