Ca·nal n.
1. An artificial channel filled with water and designed for navigation, or for irrigating land, etc.
2. Anat. A tube or duct; as, the alimentary canal; the semicircular canals of the ear.
3. A long and relatively narrow arm of the sea, approximately uniform in width; -- used chiefly in proper names; as, Portland Canal; Lynn Canal. [Alaska]
Canal boat, a boat for use on a canal; esp. one of peculiar shape, carrying freight, and drawn by horses walking on the towpath beside the canal.
Canal lock. See Lock.
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canal boat
n : a long narrow boat used on canals to carry freight [syn: narrow
boat, narrowboat]