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infiltrate

in·fil·trate

infiltrate

 
 
pronunciation:
In fihl treIt
parts of speech:
transitive verb, intransitive verb, noun
part of speech: transitive verb
inflections: infiltrated, infiltrates, infiltrating
definition 1: to go into or through as though by filtering, esp. for destructive purposes.
Spies infiltrated the organization.
definition 2: to cause to pass into or through as though by filtering.
He infiltrated his own agents into a rival organization.
 
part of speech: intransitive verb
definition: to pass into a place or group as though by filtering; enter or become established gradually or secretly, esp. for destructive purposes.
 
part of speech: noun
definition: that which enters or becomes established gradually or unnoticed, such as a substance that accumulates in the body.
derivations: infiltrative (adj.), infiltrator (n.)