Definitions
1.AdjectiveEating away; having the power of gradually wearing, hanging, or destroying the texture or substance of a body; as the corrosive action of an acid.
2.AdjectiveHaving the quality of fretting or vexing.
3.AdjectiveDestroying or undermining something gradually.
4.NounThat which has the quality of eating or wearing away gradually.
5.NounAny solid, liquid or gas capable of irreparably harming living tissues or damaging material on contact.