infiltrator

• Nom désignant une personne qui pénètre secrètement dans un lieu ou une organisation, en particulier pour recueillir des informations ou mener des actions hostiles.

A noun referring to a person who secretly enters a place or organization, especially to gather information or carry out hostile actions.

1. Espionage agentB2formal

   A person who secretly enters a place or organization to gather information or spy.

   Agent infiltré

   • The infiltrator was caught stealing classified documents.
   • They suspected an infiltrator had joined their team.
   • The spy worked as an infiltrator for years.

   Synonymesagentmoleoperativeplantsecret agentspyundercover agent

2. Hostile intruderB2formal

   A person who enters a group or area secretly with the intention of causing harm or disruption.

   intrus hostile

   • The military discovered an infiltrator among the troops.
   • The infiltrator was part of a hostile force.
   • Security forces detained the infiltrator near the border.

   Synonymesagentintrudermoleoperativepenetratorplantsaboteurspy