1. (

• corrosion ,
• corroding ,
• erosion ,

) erosion by chemical action ;

1. (

• corrode ,
• eat ,
• rust ,

) cause to deteriorate due to the action of water, air, or an acid; "The acid corroded the metal"; "The steady dripping of water rusted the metal stopper in the sink" ;

2. (

• corrode ,
• rust

) become destroyed by water, air, or a corrosive such as an acid; "The metal corroded"; "The pipes rusted" ;