| Reciprocal | Retinol | Reinforced concrete |
| ReligionsReligions The world has many religions and cults and below is a list of all important religions of the world. Most of these religions have over 10 million followers. Also find links to all the major sites for these faiths. Also see Religion, List of relig | RepertoryProperly, repertory is a style of a number of repertory companies which rehearsed and performed plays in a fortnight. Originally a British idea, these were professionals but due to time restraints and commercial restraints they played like amateurs. The l | Rensselaer County, New YorkRensselaer County is a county in the U. State of New York. As of 2000, the population is 152,538. Its name is in honor of the family of Killiaen Van Rensselaer, the original Dutch owner of the land in the area. Its county seat is Troy. History When counti |
| Redundant array of independent disksIn computing, a redundant array of independent disks (more commonly known as a RAID array is a system of using multiple hard drives for sharing or replicating data among the drives. The benefit of RAID is increased data integrity, fault-tolerance and/or p | Recursively enumerable languageIn mathematics, logic and computer science, a formal language is called recursively enumerable partially decidable or Turing-recognizable if there exists an algorithm to enumerate all valid strings of the language. Alternatively we can define them as thos | RecursiveSee: Recursion Recursive function Recursive set Recursively enumerable set Recursively enumerable language Primitive recursive function. |
| Religious intoleranceReligious intolerance is intolerance motivated by one's own religious beliefs, generally against another's religious beliefs. Religious intolerance and persecution have been common throughout history, and most faiths have been subject to it at one time or | ReconstructionIn the history of the United States, Reconstruction was the period after the American Civil War when the southern states of the defeated Confederacy, which had seceded from the United States, were reintegrated into the Union. Laws and legislation Abraham | Registered NurseRegistered Nurse (RN is the U. term for a professional nurse who is licensed and registered. its the state in which he or she practices that issues the license. RNs work to promote health, prevent disease, and help patients cope with illness. When providi |
| Refugee Act | Region | Region (Europe) |
| Resumption Act | Reciprocal Trade Agreements Act | Revision control |
| Red dwarf | Red giant | Reflex sympathetic dystrophy syndrome |
| Rett syndrome | Regina Marsikova | Retinopathy |
| Reynolds number | Revolutionary | Région in France |
| Resin | Reed (music) | RealAudio |
| Reggie Jackson | Requiem (short story) | Red Planet (novel) |
| Revolt in 2100 | Retroreflector | Real Academia Española |
| Reef knot | Relationships between Jewish religious movements | Redlining |
| Rectifier | Reginald Bretnor | Remembrance Day |
| Red River | Red Bull | Remote concentrator |
| René Thom | Resita | Reelin hypothesis of the development of Schizophrenia |
| Reverse Address Resolution Protocol | Reelin | Rebirthing |
| Real estate | RealNetworks | Reading Abbey |
| Redding | Reed's law | Red Deer Outlaws |
| Regina Storm | REALbasic | Recife |
| Realpolitik | Reinforcement learning | Redox |
| Respiratory system | Rector | Regional planning |
| Red Square | Renminbi | Reforestation |
| Regulus missile | Régine Deforges | Red blood cell |
| Red River Gorge | Revision Control System | Remodernism |
| Reefer Madness | Republic of South Vietnam | Reggie Walker |
| René Lalique | Resurrection of the dead | Rephidim |
| Rephaim | Religious festival | Redemption of First-born |
| Rechabites | Reconciliation | Rear Admiral |
| Reactive armour | Rectangle | Recursive descent parser |
| Recoverable Alert | Resin identification code | Recycling |
| Retreat | Red-eared Terrapin | Remake |
| Reginald Cardinal Pole | Renate Stecher | Residue (complex analysis) |
| Residue theorem | Regional handwriting variation | Rejs |
| Reformed Egyptian | Real World Studios | Rear Window |
