RC

1. CanadaabbreviationinitialismInitialism of Radio Canada.
2. abbreviationinitialismInitialism of Republic of the Congo.
3. abbreviationinitialismInitialism of Red Crescent.
4. abbreviationinitialismInitialism of Red Cross.

plural RCs

1. abbreviationcountableinitialismuncountableInitialism of race committee.
2. abbreviationcountableinitialismuncountableInitialism of radio control.
3. abbreviationcountableinitialismuncountableInitialism of reformed church.
4. abbreviationcountableinitialismuncountableInitialism of reinforced concrete.
5. abbreviationcountableinitialismuncountablelawInitialism of receiving and concealing (stolen property).
6. abbreviationcountableinitialismuncountableInitialism of remote control.
7. abbreviationcountableinitialismuncountablecomputingInitialism of release candidate.
8. abbreviationcountableinitialismuncountableInitialism of reverse circulation (drilling rig).
9. abbreviationcountableinitialismuncountableInitialism of remote/radio controlled model.
10. abbreviationcountableinitialismuncountableInitialism of research chemicals (designer drug).
11. JudaismabbreviationcountableinitialismuncountableInitialism of red crystal, a Jewish symbol.
12. abbreviationcountableinitialismuncountableCatholicismInitialism of Roman Catholic.
13. abbreviationcountableinitialismuncountableInitialism of royal crown.
14. abbreviationcountableinitialismuncountablecomputingInitialism of return code.

1. abbreviationinitialismInitialism of re-check.

1. abbreviationinitialismInitialism of radio-controlled.

   Even though the Vision is a large, complicated device, flying it is far easier than flying a traditional remote control helicopter or a large R.C. aircraft, thanks in part to its intelligence.

   2014 January 1, Kit Eaton, “Civilian Photography, Now Rising to New Level”, in The New York Times

2. abbreviationinitialismInitialism of remote-controlled.
3. abbreviationinitialismInitialism of reasonable and customary.
4. AustraliaabbreviationinitialismcensorshipInitialism of refused classification.