1. An artificial waterway or artificially improved river used for travel, shipping, or irrigation.
2. Anatomy A tube, duct, or passageway.
3. Astronomy One of the faint, hazy markings resembling straight lines on early telescopic images of the surface of Mars.
tr.v. ca·nalled, ca·nal·ling, ca·nals or ca·naled or ca·nal·ing
1. To dig an artificial waterway through: canal an isthmus.
2. To provide with an artificial waterway or waterways.
[Partly French, channel, and partly Middle English, tube (from Medieval Latin canāle), both from Latin canālis, tube, channel, probably from canna, small reed; see CANE.]
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