sort by Rank | Alpha
| Possible Meanings | Rank |
|---|
| Rich Internet Solutions | **** |
| Ramsar Information Sheet | **** |
| Referral and Information Services | **** |
| Research Innovation Services | **** |
| Research and Instructional Support | **** |
| Raads Informatie Systeem | **** |
| Radiology Information Systems | **** |
| Real Internet Solutions | **** |
| Ruamrudee International School | **** |
| Racing Information Systems | **** |
| Response from Industry | **** |
| Research Institute of Science | **** |
| Rhode Island Shoreline | **** |
| Recreational Ice Skating | **** |
| Regional Innovation Strategies | **** |
| Regional Implementation Strategy | **** |
| Routing Information Service | **** |
| Richard Internet Services | **** |
| Research Incentive Scheme | **** |
| Road Information System | **** |
| Reset to Initial State | *** |
| Research Information Systems | *** |
| Radio Information Services | *** |
| Russell Info Sci | *** |
| regional innovation systems | *** |
| Regionalne Informatory Spisowe | *** |
| Rijopleiding in Stappen | *** |
| Regulatory Impact Statements | *** |
| Registry Information Services | *** |
| Reduced Instruction Set | *** |
| Resource Information Systems | *** |
| Rehabilitation Information System | *** |
| Research Implementation Series | *** |
| Regulation Impact Statements | *** |
| Regulation Impact Statement | *** |
| Record Information Services | *** |
| Routing Information System | *** |
| Reparto Investigazioni Scientifiche | *** |
| Raptor Information System | *** |
| Research and Information Service | *** |
| Raffles International School | *** |
| Remote Installation Server | *** |
| Review of International Studies | *** |
| Retail Info Systems | *** |
| Resource Information Service | *** |
| Radiologie Informations System | *** |
| Resolution Integration Solutions | *** |
| Research on Internet in Slovenia | *** |
| Radio Information Service | *** |
| Radiological Information System | *** |
| Recruitment Information System | *** |
| Ross Incineration Services | *** |
| Recreational and Intramural Sports | *** |
| Research Information Services | *** |
| Rail Industry Standard | *** |
| Remote Instruction System | *** |
| Raisin in the Sun | *** |
| Radio Intelligence Service | *** |
| Refugee Information Service | *** |
| RIIAM INFORMATION SYSTEM | *** |
| Regional Information Systems | *** |
| Resource Information System | *** |
| Regulatory Issue Summaries | *** |
| Reseau Info Sports | *** |
| Residential Investment Specialist | *** |
| Rebuilding Information Station | *** |
| Radiological Information Systems | *** |
| Radio Internationale Stadt | *** |
| Regional Information Service | *** |
| Reservoir Induced Seismicity | *** |
| researchers information system | *** |
| Rider Improvement Scheme | *** |
| Research of Internet in Slovenia | *** |
| Recombinant Inbred Strains | *** |
| Raster Input Scanner | *** |
| Regulatory Information Summary | *** |
| Resourceful Internet Solutions | *** |
| Regional Investment Strategy | *** |
| Relational Interface System | *** |
| Regional Information Services | *** |
| Results International Systems | *** |
| Record Integration System | *** |
| Rajagiri International School | *** |
| Rutberg Information Services | *** |
| Radar Information Service | *** |
| Rig Inspection Services | *** |
| Resources Information System | *** |
| Resolution Imaging Spectroradiometer | *** |
| Radiology Information Solution | *** |
| Reference and Information Services | *** |
| Remote Install Services | *** |
| Recommended in Its | *** |
| Resource Implications Study | *** |
| Rail Integrated System | ** |
| HIS)-radiology information system | ** |
| HIS)/radiology information system | ** |
| PACS)--radiology information system | ** |
| PACS/radiology information system | ** |
| rabbit immune sera | ** |
| radiation inactivation size | ** |
| radiation induced sarcomas | ** |
| radiation induced stricture | ** |
| Radiation Injury Score | ** |
| radiation-inactivation size | ** |
| radiation-induced sarcoma | ** |
| radiation-induced sarcomas | ** |
| radio-induced sarcoma | ** |
| radiographic injury score | ** |
| Radiologic information systems | ** |
| Radiology, Information Systems | ** |
| Rapid Infusion System | ** |
| rapidly increasing staged | ** |
| reactive intermediate species | ** |
| reactive irritability scale | ** |
| recently infected subjects | ** |
| Regional intravascular sympathetic | ** |
| Rehabilitation Integrated Systems | ** |
| relative intensity score | ** |
| Replication Initiation Sequences | ** |
| residual insulin secretion | ** |
| resource intensity scale | ** |
| respiratory insufficiency syndrome | ** |
| respiratory intervention score | ** |
| retinal image size | ** |
| retinal image stabilization | ** |
| retinal ischemic syndromes | ** |
| retraction-induced spreading | ** |
| retrograde ileal spread | ** |
| reversible ischaemic stroke | ** |
| ribosomal intergenic sequence | ** |
| ridiculously-imaged-stories | ** |
| RNA initiation site | ** |
| RNA Initiation Sites | ** |
| rod inner segment | ** |
| rod inner segments | ** |
| Rorschach Interaction Scale | ** |
| running intradermal suture | ** |
| Registration Information Sheet | ** |
| Rhode Island State | ** |
| Radiologic Information System | ** |
| Russian Intelligence Service | ** |
| Robot Invention System | ** |
| Rivier Informatie Service | ** |
| rabies immune horse serum | ** |
| radiation injury scoring system | ** |
| radiology information management system | ** |
| Recombinant Inbred mouse Strains | ** |
| recombinant inbred rat strains | ** |
| River Irrigation Systems | ** |
| rregullator i sektorit | ** |
| Ringway Infrastructure Services | ** |
| apex-right infrascapular | ** |
| River Irrigation System | ** |
| Regional Innovation Scoreboard | ** |
| resistant immune susceptible | ** |
| Rail Interface Systems | ** |
| Remote Information System | ** |
| Retrograde Intrarenal Surgery | ** |
| Riders In the Sky | ** |
| Rail Integration System | ** |
| Retroviral Integration Site | ** |
| Roma Initiative of Slovakia | ** |
| Rezortny Informacny System | ** |
| Restraint and Isolation Stress | ** |
| Ribosomal Intergenic Spacer | ** |
| Republik Indonesia Serikat | ** |
| Raytheon Information Solutions | ** |
| River Information Systems | ** |
| Rtf Internal State | ** |
| Reliance Integrated Solutions | ** |
| Remote Intelligent Sensor | ** |
| radiation induced segregation | ** |
| Residential Integrator School | ** |
| Records Information System | ** |
| Radiopositioning Integrated by Satellite | ** |
| Regionales Innovations System | ** |
| Romar Industrial Services | ** |
| Research Intensive Semester | ** |
| radio investigations service | ** |
| Remote Instalation Service | ** |
| Rail Installing System | ** |
| Reflector in Space | ** |
| Rock Island Southern | ** |
| Rapid Imaging Software | ** |
| Recovery Information Set | ** |
| Rogers Inoac Suzhou | ** |
| RatWorld Informatie Systeem | ** |
| Realty Investment Specialists | ** |
| Remote Intallation Service | ** |
| Retail and Industrial Solutions | ** |
| Rabies Inhibiting Substance | ** |
| Raster Image Sets | ** |
| Recruitment and Interviewing Skills | ** |
| redistribution implementation systems | ** |
| Repair Information System | ** |
| Research Imaging Solutions | ** |
| Resident Information System | ** |
| Radiation Induced Signal | ** |
| Regents Information Systems | ** |
| Repayment Information System | ** |
| Residence Internet Service | ** |
| Resource Identification Strategy | ** |
| Riqualificazione Imprese Sociali | ** |
| Range Instrumentation Ship | ** |
| Reisenden Informations Systems | ** |
| Retirement Income Solutions | ** |
| Roentgen Information System | ** |
| Radio Interface Switch | * |
| Receiving Inspection Station | * |
| Regulatory Impact Statment | * |
| Reponte Immigration Services | * |
| Research Interest Section | * |
| Russian Information Services | * |
| Radiology Information Service | * |
| Receipt Inspection Shop | * |
| Recreation Inventory System | * |
| Reese Internet Services | * |
| Rice Information System | * |
| Roaming Intelligence System | * |
| Runoff from Impervious Surfaces | * |
| Radar Integration Systems | * |
| Regional Impact Statement | * |
| Rowland Institute of Science | * |
| Rural Infrastructure Services | * |
| Radio Interesse Stam | * |
| Rai International School | * |
| Realtime Information Service | * |
| Rechnen in Symbolen | * |
| Reprographic Imaging Services | * |
| Research Information Sector | * |
| Revenue Income Sundry | * |
| Raleigh International Sabah | * |
| RCRA Implementation Study | * |
| Religious Institutions Sector | * |
| Remedy Intelligent Staffing | * |
| Reparatur Informations System | * |
| Repetitive Injection Syringe | * |
| Retroflector in Space | * |
| Revolution Indicating System | * |
| Rijschool Informatie Systeem | * |
| Roof Integration System | * |
| Reporting Identification Symbols | * |
| Regulatory Innovations Staff | * |
| Retail Inventory Survey | * |
| Retroreflector In Space sensor | * |
| Rural Information System | * |
| Remote Inquiry System | * |
| Research Institute for Software | * |
| Revolutionary Ideas in Science | * |
| RadCon Instrumentation Services | * |