Definition, Meaning & Synonyms

infiltration

noun

/ˌɪn.fɪlˈtreɪ.ʃən/

Definition

The action of entering or gaining access to an organization or system secretly, usually for purposes of espionage or sabotage.

Examples

The infiltration of the enemy’s agents was a serious threat to national security.
Measures were taken to prevent infiltration of water into the foundation.
After months of infiltration, the undercover operatives gathered valuable information.

Meaning

Infiltration refers to the process where something, often a substance or entity, penetrates or spreads into an area or substance, sometimes in a covert manner.