This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

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v. To convert a river or other waterway into a canal.

v. To channel the flow of something.

v. direct the flow of

v. provide (a city) with a canal

"Its stated aims were to purchase boats, canalise the river to make it navigable, and build warehouses and other infrastructure for commerce."

direct    guide    point    manoeuver    channelise    channelize    steer    manoeuvre    head    maneuver   

recanalise    canalisation