re·pair 1 
(rĭ-pâr)
(rĭ-pâr)v. re·paired, re·pair·ing, re·pairs
v.tr.
1. To restore to sound condition after damage or injury; fix: repaired the broken watch.
2. To set right; remedy: repair an oversight.
3. To restore or renew: repair the immune system.
4. To make up for or compensate for (a loss or wrong, for example).
v.intr.
To make repairs.
n.
1.
a. The work, act, or process of repairing.
b. often repairs An instance or a result of repairing: The accident resulted in a costly repair to the car. My bike is in the shop for repairs.
2.
a. The state of being fit for use: The furnace is out of repair.
b. General condition after use or repairing: in good repair.
[Middle English reparen, repairen, from Old French reparer, from Latin reparāre : re-, re- + parāre, to prepare, put in order; see perə-1 in the Appendix of Indo-European roots.]
re·pair′a·bili·ty n.
re·paira·ble adj.
re·paira·bly adv.
re·pairer n.