 | Key |
 | r |
 | Rack |
 | Radar Chart |
 | Radian |
 | Radio Frequency Identification Tags (RFID) |
 | Random-Access Memory (RAM) |
 | Random Cause |
 | Randomization |
 | Random number generator |
 | Random Sample |
 | Random Sampling / Sampling at Random |
 | Random Variation |
 | Range |
 | Range Chart (R Chart) |
 | Rapid Application Development (RAD) |
 | Rapid Data Development (RADD) |
 | Raster |
 | Rates and Classification Service Center (RCSC) |
 | Rate Setting |
 | Rating (of information or of a source) |
 | Rational Subgroup |
 | Reactivation |
 | Reactivation Campaign |
 | Reactivation Program |
 | Readable |
 | Readiness Review |
 | Read Lock |
 | Read Reject |
 | Really Simple Syndication (RSS) |
 | Real needs |
 | Real Time |
 | Real-Time Data |
 | Real-Time Processing |
 | Reasonability tests |
 | Rebuts |
 | Recall Mail |
 | Recency |
 | Recency Frequency Monetary Value (RFM) |
 | Recipient |
 | Recipient line |
 | Re-Classification |
 | Reconciliation |
 | Record |
 | Recorded Delivery |
 | Record Layout |
 | Record Length |
 | Record linkage |
 | Record Management |
 | Record of origin |
 | Record of reference |
 | Record Retention |
 | Recovery |
 | Recovery log |
 | Recovery Point Objective (RPO) |
 | Recovery Time Objective (RTO) |
 | Recursive Query |
 | Recursive Referential Integrity |
 | Recursive relationship |
 | Red |
 | Red Bead Experiment |
 | Redesign |
 | Red Rabbit Test |
 | Red Run |
 | Reduced Inspection |
 | Redundancy |
 | Redundancy Control |
 | Redundant Array of Independent Disks (RAID) |
 | Redundant Data |
 | Redundant Data Diagram |
 | Redundant Data Integrity |
 | Red X |
 | Reengineering |
 | Reference Data |
 | Reference Implementation |
 | Reference Model |
 | Reference Model for Open Distributed Processing (RM-ODP) |
 | Reference name |
 | Reference Scheme |
 | Referential integrity |
 | Referential Integrity Constraint |
 | Referring Page |
 | Refining |
 | Reformatting |
 | Refresh |
 | Refresh Technology |
 | Refund |
 | Refused Mail |
 | Register |
 | Register Customer Experience Level (CEL) |
 | Registered Mail |
 | Registered Supplier |
 | Register of Eligibles |
 | Register of Geodetic Points |
 | Register of Land |
 | Registrar |
 | Registration |
 | Registration List |
 | Registration to Standards |
 | Registry Model |
 | Registry Object |
 | Registry Services |
 | Regression |
 | Regression Analysis |
 | Regression Testing |
 | Regression Tree |
 | Regular-Issue Stamp |
 | Regular Stamp Window |
 | Regulation (EC) No 45/2001 |
 | Regulatory Compliance |
 | Regulatory Requirements |
 | Rejectable Quality Level (RQL) |
 | Rejection Number |
 | Relation |
 | Relational Data Analysis |
 | Relational Database |
 | Relational Database Management System (RDBMS) |
 | Relational Database Management System (RDBMS) Concurrence |
 | Relational Model of Data |
 | Relational On-line Analytical Processing (ROLAP) |
 | Relationship |
 | Relationship Marketing |
 | Relative Standard Deviation (RSD) |
 | Relay |
 | Relay Drop Box |
 | Relay Interpreting |
 | Relay Route |
 | Release |
 | Release Management |
 | Relevance |
 | Relevancy |
 | Reliability |
 | Reliability (of an infrastructure) |
 | Religious name |
 | Remediation |
 | Remote Authentication Dial-In User Service (RADIUS) |
 | Remote Bar Coding |
 | Remote Encoding Center |
 | Remote Interpretation |
 | Remote Language Mediation (RLM) |
 | Remote Method Invocation (RMI) |
 | Remote Network Monitoring (RMON) |
 | Remote Procedure Call (RPC) |
 | Remote Sensing |
 | Removal |
 | Rengi System |
 | Rental |
 | Repeatability |
 | Repeat Mailing |
 | Repetition |
 | Repetition Rate |
 | Replicated Data |
 | Replicates |
 | Replication |
 | Replicator |
 | Reporting |
 | Reporting Database |
 | Reporting Group |
 | Reporting Limit |
 | Repository |
 | Repository Administration |
 | Repository Environment |
 | Representational State Transfer (REST) |
 | Representativeness |
 | Reproducibility |
 | Reputation |
 | Request |
 | Requester Publication |
 | Request for Change (RFC) / Change Request |
 | Request for Comment (RFC) |
 | Request for Information (RFI) |
 | Request for Proposal (RFP) |
 | Requirement |
 | Requirements Management |
 | Requirements Traceability |
 | Research & Technology Development (RTD) |
 | Research Development/Demonstration |
 | Residential Route |
 | Residual |
 | Residual Mail |
 | Residual Shape Surcharge |
 | Residue |
 | Residue Case |
 | Resolution |
 | Resource |
 | Resource Bundle |
 | Resource Description Framework (RDF) |
 | Resource Utilization |
 | Respondent |
 | Response |
 | Response Analysis |
 | Response Channel |
 | Response Device |
 | Response List |
 | Response Modelling |
 | Response rate |
 | Response Surface Method |
 | Response time |
 | Responsibility |
 | Rest Bar |
 | Restricted Delivery |
 | Restricted Matter |
 | Restrictions |
 | Restructure |
 | Result Measurables |
 | Results |
 | Retail Analysis Program (RAP) |
 | Retail Facility |
 | Retailing |
 | Retail Site Verification Program (RSVP) |
 | Retention Budget |
 | Retention Rate |
 | Retest |
 | Retire |
 | Retrace |
 | Retro-Virus |
 | Return Address |
 | Return Card |
 | Return Date |
 | Return Mail |
 | Return of Lists |
 | Return on Investment (ROI) |
 | Return on Net Assets (RONA) |
 | Return Postage Guaranteed |
 | Return Receipt |
 | Return Receipt for Merchandise |
 | Reuse |
 | Revenue, Pieces and Weight (RPW) |
 | Revenue/Cost Analysis System |
 | Revenue Assurance |
 | Revenue Forgone Appropriations |
 | Revenue Unit |
 | Reverse Data Denormalization |
 | Reverse Data Modeling |
 | Reverse Engineering |
 | Reverse Geocoder Service |
 | Review |
 | Reviewing |
 | Rework |
 | Rewrap Area |
 | Rich Internet Applications (RIA) |
 | Rich Site Summary (RSS) |
 | Ride-Along |
 | Ride Along Program (RAL) |
 | Rif |
 | Riffle |
 | Right of Access |
 | Right of Information |
 | Right of Rectification |
 | Right Outer Join |
 | Right Size |
 | Right the First Time |
 | Right-to-Left Language |
 | Right to Object |
 | Risk |
 | Risk Analysis |
 | Risk Assessment |
 | Risk-Based Authentication |
 | Risk Identification |
 | Risk Management |
 | Risk Mitigation |
 | Robust Design |
 | Robustness / Robust |
 | Robust Process |
 | Rogue Data |
 | Rogue Data Usage |
 | Role |
 | Role Based Access Control (RBAC) |
 | Role type |
 | Roll |
 | Rollback |
 | Rolled Throughput Yield (RTY) |
 | Roller-canceler |
 | Roller table |
 | Rolling Forecast |
 | Rolling Summary |
 | Rollout |
 | Roll Up Query |
 | Romanization |
 | Roman Numerals |
 | Root Cause |
 | Root Cause Analysis |
 | Root Cause Investigation |
 | Root Certificate |
 | Rootkit |
 | Rotary Lock |
 | Rotary Sorting Rack |
 | Round-Dater Stamp |
 | Round-Robin Study |
 | Route |
 | Route-Sequenced Mail |
 | Route Service |
 | Routing code |
 | Routing Slip |
 | Row |
 | RSA algorithm |
 | R-Square |
 | R-Square Adjusted |
 | R Tree |
 | Ruggedness Study |
 | Rule |
 | Rules-Based Machine Translation (RBMT) |
 | Rule set |
 | Run |
 | Run Charge |
 | Run Chart |
 | Runner |
 | Running a Query |
 | Run Order |
 | Run Rate |
 | Runs Test |
 | Rural Adjustment Processing System (RAPS) |
 | Rural Carrier |
 | Rural Carrier Associate (RCA) |
 | Rural Delivery Service |
 | Rural Mailbox |
 | Rural Route (RR) |
 | Rural Time and Attendance System (RTAPS) |