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Definitions

infiltrate

[in-fil-treyt, in-fil-treyt] / ɪnˈfɪl treɪt, ˈɪn fɪlˌtreɪt /


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.

"These individuals risked their lives to infiltrate and inform on the activities of our nation's most radical and violent extremist groups," he said.

From BBC • Apr. 22, 2026

When HOXD13 was turned off, more T cells were able to infiltrate tumors.

From Science Daily • Apr. 21, 2026

Which enables her to gain his confidence and infiltrate his closed world.

From The Wall Street Journal • Apr. 9, 2026

Dan and Tamma are climbing toward something, of course: He’s pursuing a college scholarship and she is determined to infiltrate the world of professional climbers.

From Los Angeles Times • Jan. 20, 2026

It was the end, for a long time, of the CIA's confidence in its ability to infiltrate the main enemy.

From "Spies: The Secret Showdown Between America and Russia" by Marc Favreau




Vocabulary lists containing infiltrate