Refers to man-made navigable waterways for transportation or irrigation. Common in geographic and engineering contexts.
The Panama Canal connects the Pacific and Atlantic Oceans.
この運河は江戸時代に造られた。
This canal was built in the Edo period.
A canal was dug in this town a hundred years ago.
Walking along the canal, you see old warehouses lined up.
We crossed the canal by boat and arrived at the opposite bank.