What does 'port' refer to when identifying parts of a ship?

'Port' refers to the left side of a ship when facing forward towards the bow. This terminology is crucial for navigation and communication on a vessel, as it provides clarity and consistency in identifying directions and locations aboard the ship. Knowing that 'port' denotes the left side helps crew members understand orientation and coordinate movements effectively, especially in situations involving safety protocols or emergency procedures.

The term is derived from historical usage, distinguishing the left side of the ship, which was typically near the port where ships docked. This differentiation helps prevent misunderstandings that could arise if using common terms like 'left' or 'right', which can be subjective based on a person’s perspective.