skill in the management of boats
"After years of mastering watercraft, he confidently guided his sailboat through the stormy bay without a single mishap."
a craft designed for water transportation
"The museum exhibit featured an impressive collection of historic watercraft, each meticulously restored to show how people traveled across rivers centuries ago."
Any vessel with implements designed to move it in arbitrary direction through one or various bodies of water – a boat, ship, sea scooter, or similar vehicle.
"The museum exhibit displayed an impressive collection of historic watercraft, ranging from tiny rowboats to massive ocean-going ships."