Entrance

noun

1. The action of entering, or going in.

   "Her entrance attracted no attention whatsoever."

2. The act of taking possession, as of property, or of office.

   "the entrance of an heir upon his inheritance, or of a magistrate into office"

3. The place of entering, as a gate or doorway.

   "Place your bag by the entrance so that you can find it easily."

4. The right to go in.

   "You'll need a ticket to gain entrance to the museum."

5. The entering upon; the beginning, or that with which the beginning is made; the commencement; initiation.

   "a difficult entrance into business"