scour

verb
1
to search a place or thing carefully and completely in order to find somebody/something
جستجو کردن, کاوش کردن, بازرسی کردن, کنکاش کردن
synonym comb
2
to clean something by rubbing its surface hard with rough material
ساییدن, سابیدن, ساییدن با مواد زبر
I had to scour out the pans.
3
to make a passage, hole, or mark in the ground, rocks, etc. as the result of movement, especially over a long period
فرسایش دادن, شکافتن
The water had raced down the slope and scoured out the bed of a stream.
The rush of water had scoured away the topsoil.
We could see where the cartwheels had scoured the ground.
The water flow has scoured deep pools underneath the trees.