pass-through

(noun) an opening that resembles a window between two rooms (especially a shelved opening between a kitchen and dining room that is used to pass dishes).

(verb) make a passage or journey from one place to another. Synonyms: transit, pass through, move through, pass across, pass over. Example: "The tourists moved through the town and bought up all the souvenirs;" "some travelers pass through the desert."

(verb) cause to move through. Synonyms: pass through. Example: "Pass a chemical through a solution."

(verb) pass through an enemy line; in a military conflict. Synonyms: infiltrate, pass through.