What A man made water way for navigation drainage or irrigation?

A man-made waterway designed for navigation, drainage, or irrigation is commonly referred to as a canal. Canals are constructed to facilitate the movement of boats and ships, manage water resources, and support agricultural activities by providing irrigation to fields. They can also help with flood control and improve drainage in certain areas. Examples include the Panama Canal and the Suez Canal, which are primarily for navigation, as well as various irrigation canals used in agriculture.