aboard
adv. placeadv. on or into a ship, plane, train, or bus. You use this when you are already inside the vehicle or just getting onto it.
adv. on or into a ship, aircraft, train, or other vehicle. Often used in nautical or aviation contexts to indicate presence within the craft.
The captain welcomed all the passengers aboard.
Once everyone was safely aboard, the flight attendants began the safety demonstration before takeoff.
The historic vessel remained at the dock for hours while the crew worked tirelessly to bring the heavy supplies aboard before the tide turned.
From Middle English abord, from a- (“on”) + bord (“board, side of a ship”); equivalent to a- + board.
Typically placed after the verb of motion or at the end of the clause; can also function as a preposition when followed by a noun.