(1) Refers to the erosive power of water. (2) Abrasive effects of rocks and sediments incorporated in the ice base of a glacier.

"cleanse by hard rubbing," c. 1200, from Middle Dutch scuren, schuren "to polish, to clean," and from Old French escurer, both from Late Latin excurare "clean off," liter [..]

"move quickly in search of something," c. 1300, probably from Old Norse skyra "rush in," related to skur "storm, shower, shower of missiles" (see shower (n.)). Perhaps in [..]

to rub harshly, often to polish.

(v) rub hard or scrub(v) clean with hard rubbing(n) a place that is scoured (especially by running water)(v) examine minutely(v) rinse, clean, or empty with a liquid

tergeo tergo tersi tersum

The clearing of a channel by the action of water. Also, the local deepening close to an islet, rock or obstruction due to the clearing action of the tidal streams or currents.

the erosive action of running water in streams, which excavates and carries away material from the bed and banks. Or, pertaining to a place on a streambed scoured by running water.

Erosion of the seabed caused by the action of waves and currents.

To clean, polish, or wash something by scrubbing it vigorously. ''He scoured the burner pans to remove the burnt spills.'' To remove by rubbing or cleansing; to sweep along or off. ''He scoure [..]