corrosion

باللغة العربية: تَأَكُّل

1. The act of corroding or the condition so produced. (countable, uncountable)
2. A substance (such as rust) so formed. (countable, uncountable)
3. Erosion by chemical action, especially oxidation. (countable, uncountable)
4. The gradual destruction or undermining of something. (countable, uncountable) · the corrosion of values

الجمع corrosions