Dictionary
infiltrate
verb in·fil·trate \in-ˈfil-ˌtrāt, ˈin-(ˌ)\
: to secretly enter or join (something, such as a group or an organization) in order to get information or do harm
: to cause (someone) to secretly enter or join a group, organization, etc.
: to pass into or through (something)
in·fil·trat·edin·fil·trat·ing
Full Definition of INFILTRATE
transitive verb
1
: to cause (as a liquid) to permeate something by penetrating its pores or interstices
2
: to pass into or through (a substance) by filtering or permeating
3
: to pass (troops) singly or in small groups through gaps in the enemy line
4
: to enter or become established in gradually or unobtrusively usually for subversive purposes <the intelligence staff had been infiltrated by spies>
intransitive verb
: to enter, permeate, or pass through a substance or area by filtering or by insinuating gradually
— infiltrate noun
— in·fil·tra·tion \ˌin-(ˌ)fil-ˈtrā-shən\ noun
— in·fil·tra·tive \ˈin-(ˌ)fil-ˌtrā-tiv, in-ˈfil-trə-\ adjective
— in·fil·tra·tor \in-ˈfil-ˌtrā-tər, ˈin-(ˌ)\ noun
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First Known Use of INFILTRATE
1758
Rhymes with INFILTRATE
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