infiltrate
verb(in-fil-trate)
enter a group or organization in order to spy on the members
Examples:
The student organization was infiltrated by a traitor.
infiltrate
verb(in-fil-trate)
pass through an enemy line; in a military conflict
Synonyms: pass through,
infiltrate
verb(in-fil-trate)
cause (a liquid) to enter by penetrating the interstices
infiltrate
verb(in-fil-trate)
pass into or through by filtering or permeating
Examples:
The substance infiltrated the material.