verb

infiltrate

infiltrate, penetrate

The spy tried to infiltrate the enemy's headquarters.

The spy tried to infiltrate the enemy's headquarters.

Water can infiltrate porous rock.

Water can infiltrate porous rock.

((sth.)) to secretly enter or join (sth.) The group tried to infiltrate the government.

((into sth.)) to pass into (sth.) The water infiltrated into the cracks.

Synonyms: penetrate, permeate, sneak into

From Latin 'in-' (into) + 'filtrare' (to filter). Literally, to filter into something.

Imagine a spy acting like a 'filter,' slowly getting *in*to a secret organisation.

This page is designed for learning support. Please use it as a learning reference, not as a formal reference.