penetrate

verb

1. 1

   become clear or enter one's consciousness or emotions

   It dawned on him that she had betrayed him

   she was penetrated with sorrow

2. 2

   come to understand

3. 3

   pass into or through, often by overcoming resistance

   The bullet penetrated her chest

4. 4

   spread or diffuse through

   An atmosphere of distrust has permeated this administration

   music penetrated the entire building

5. 5

   insert the penis into the vagina or anus of

   Did the molester penetrate the child?

6. 6

   make one's way deeper into or through

   The hikers did not manage to penetrate the dense forest

7. 7

   enter a group or organization in order to spy on the members

   The student organization was infiltrated by a traitor