0 past simple and past participle of infiltrate
1 to secretly become part of a group in order to get information or to influence the way that group thinks or behaves:
A journalist managed to infiltrate the powerful drug cartel.
At about this time the new ideas about "corporate management" had begun to infiltrate (into) local government.
In many countries the existing infrastructure is overloaded and in bad repair, and services are unreliable and often expensive and infiltrated with corruption.
Exclosure quadrats were infiltrated by small numbers of crabs that climbed over the fencing requiring repeated trapping throughout the experiment.
We analyzed whether they had infiltrated the spinal cord and whether they were able to differentiate into mature microglial cells.
The tissue to be excited and the pressure points were infiltrated with lidocaine (2%).
The final two treatments produced blocks that were better infiltrated and, in general, easier to section.
The castle is infiltrated by foreigners from distant lands.
In fact this text comes close to suggesting that the world of consultants and development experts has been infiltrated by evil-doers.
Freeze-substitution followed by an aqueous wash and subsequent dehydration produced blocks that were easily infiltrated and sectioned.
