canal /kəˈnæl/noun 3verb 2forms 5 noun3 •a channel of water dug across land by people, for boats or for watering fields •A tubular channel within the body or within a plant.The fossilised jaw of T. trusleri has a huge canal running through it and that’s believed to have carried all the nerve and related tissue needed for the sense of electroception. — 2022 •One of the faint, hazy markings resembling straight lines on early telescopic images of the surface of Mars; see Martian canals verb2 •To dig an artificial waterway in or to (a place), especially for drainageIn the mangrove-type salt marsh, the entire marsh must be canaled or impounded. — 1968 •To travel along a canal by boatNear Rotterdam we canalled by Delfthaven. — 1905 formscanaled · canalled · canaling · canalling · canals