Canal
From BiblePortal Wikipedia
Canal [1]
(1): (n.) A tube or duct; as, the alimentary canal; the semicircular canals of the ear.
(2): (n.) A long and relatively narrow arm of the sea, approximately uniform in width; - used chiefly in proper names; as, Portland Canal; Lynn Canal.
(3): (n.) An artificial channel filled with water and designed for navigation, or for irrigating land, etc.