A merchant ship is a type of vessel designed for commercial transport, moving goods and cargo between ports and locations for profit. Functionally, these ships represent a significant category of naval architecture, whose design and propulsion methods have evolved dramatically from sail-powered models to modern mechanized vessels. Structurally, they are engineered to maximize cargo capacity while maintaining stability suitable for global oceanic travel. The underlying technology of commercial maritime transport relies on efficient hull design, advanced navigational systems, and increasingly complex machinery to adapt to varying trade routes and cargo types, supporting global economic connectivity.