Capable of being penetrated, entered, or pierced. Also figuratively.

The quality of being penetrable.

That can or does physically penetrate something; piercing, penetrating. / Displaying insight or discrimination; acute; penetrating. / (sports) That can penetrate opposition defences.

The extent to which something is penetrable

The act of penetrating something. / Specifically, the insertion of the penis (or similar object) during sexual intercourse.

To enter into; to make way into the interior of; to pierce. / (figuratively) To achieve understanding of, despite some obstacle; to comprehend; to understand.

Third-person singular simple present indicative form of penetrate

plural of penetration

present participle of penetrate

able to pierce or penetrate / demonstrating acute or keen understanding