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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.

"We show that increased infiltration of T cells that are attacking tumor cells translates into a therapeutic benefit for patients with glioblastoma," said Chiocca, who is also a co-senior author of the study.

From Science Daily • Mar. 20, 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

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