infiltrate
verb /ˈɪnfɪltreɪt/
/ˈɪnfɪltreɪt/
Verb Forms
| present simple I / you / we / they infiltrate | /ˈɪnfɪltreɪt/ /ˈɪnfɪltreɪt/ |
| he / she / it infiltrates | /ˈɪnfɪltreɪts/ /ˈɪnfɪltreɪts/ |
| past simple infiltrated | /ˈɪnfɪltreɪtɪd/ /ˈɪnfɪltreɪtɪd/ |
| past participle infiltrated | /ˈɪnfɪltreɪtɪd/ /ˈɪnfɪltreɪtɪd/ |
| -ing form infiltrating | /ˈɪnfɪltreɪtɪŋ/ /ˈɪnfɪltreɪtɪŋ/ |
- [transitive, intransitive] to enter or make somebody enter a place or an organization secretly, especially in order to get information that can be used against it
- infiltrate something The headquarters had been infiltrated by enemy spies.
- infiltrate somebody into something Rebel forces were infiltrated into the country.
- infiltrate into something The CIA agents successfully infiltrated into the terrorist organizations.
- [intransitive, transitive] infiltrate (into) something (specialist) (especially of liquids or gases) to pass slowly into something
- Only a small amount of the rainwater actually infiltrates into the soil.
Word OriginMiddle English (as infiltration): from in- + filtrate.