صدأ[Arabe]

nom
1 : a red or brown oxide coating on iron or steel caused by the action of oxygen and moisture
2 : the formation of reddish-brown ferric oxides on iron by low-temperature oxidation in the presence of water
3 : erosion by chemical action
verbe
1 : add oxygen to or combine with oxygen
2 : cause to deteriorate due to the action of water, air, or an acid
Definitions