penetrate
//ˈpɛnɪˌtreɪt//
Verb
penetrateInfinitive
penetratePresent tense
penetratedPast tense
penetratedPast participle
penetratingPresent participle
penetratesThird-person singular
1
To pass into or through something, especially by force or with difficulty.
The bullet penetrated the thick wall.
2
To succeed in understanding or gaining insight into something complex or mysterious.
It took years to penetrate the mystery of the ancient text.
3
To spread through or be absorbed by something.
The cold air penetrated through the thin walls of the cabin.
4
To succeed in entering or joining an organization or group, especially secretly.
The spy managed to penetrate the enemy organization.