rem·e·dy 
(rĕmĭ-dē)
(rĕmĭ-dē)n. pl. rem·e·dies
1. Something, such as a drug or a bandage, that is used to treat a symptom, disease, injury, or other condition.
2.
a. Something that corrects an evil, fault, or error.
b. Law The means of obtaining redress of a wrong or enforcement of a right.
3. The allowance by a mint for deviation from the standard weight or quality of coins.
tr.v. rem·e·died, rem·e·dy·ing, rem·e·dies
1. To relieve or cure (a disease or disorder).
2. To counteract or rectify (a problem, mistake, or undesirable situation). See Synonyms at correct.
[Middle English remedie, from Old French, from Latin remedium : re-, re- + medērī, to heal; see med- in the Appendix of Indo-European roots.]