What is the meaning of entree?

noun

• The principal dish of a meal.
  • synonyms: main course
• The right to enter.
  • synonyms: access, accession, admission, admittance
• Something that provides access (to get in or get out. )
  • usage: "they waited at the entrance to the garden"; "beggars waited just outside the entryway to the cathedral"
  • synonyms: entrance, entranceway, entryway, entry
• The act of entering.
  • usage: "she made a graceful entree into the ballroom"