noun
merchant ship; trading ship
Refers to a vessel used for commercial trade, typically carrying goods between ports.
江戸時代、交易船が長崎に出入りしていた。
During the Edo period, merchant ships came and went from Nagasaki.
この港には多くの交易船が停泊している。
Many trading ships are anchored in this port.
貨物船 is a cargo ship, focusing on freight transport rather than the act of trading.
Compound of 交易 (trade, commerce) and 船 (ship, vessel).