Flume (noun)

A channel for carrying water, especially one used for irrigation or in a water park.

Origin:

The word 'flume' originated in the mid-19th century from american spanish 'fluma' meaning a channel for water.

Examples:

1. Riders on the flume at the water park were soaked from head to toe as they plunged down the steep drop.
2. The flume carried water from the mountain streams to the fields for irrigation.
3. Visitors could observe the workings of the flume and the turbines that generated electricity.
4. The flume was lined with logs to prevent erosion and to keep the water in the channel.
5. The flume was an engineering marvel, carrying water over a distance of several miles with a steady flow.