infiltrants

Definitions

Substances or materials that have permeated or entered into the pores or interstices of a solid medium.

Individuals or groups that have surreptitiously entered an organization, territory, or area, typically for the purpose of espionage or subversion.

Examples

The security team worked tirelessly to identify and neutralize any potential infiltrants within the organization.

The border patrol utilized advanced thermal imaging to detect infiltrants attempting to cross the perimeter under the cover of darkness.

Synonyms

intruders infiltrators invaders trespassers infiltrating agents penetrators spies

Antonyms

defenders guards protectors sentinels watchmen natives residents