Defense — page 48 of 65

6,416 terms

Defense terms

  1. RAPTOR A bird of prey such as a falcon, hawk, or eagle.
  2. RAPTOR/TALON A technology demonstration program to demonstrate critical technologies for an unmanned airborne weapons system providing a boost phase intercept…
  3. RARSAT Radar Ocean Reconnaissance Satellite.
  4. RAS (1) Requirements Allocation Sheet. (2) Remote Access Set.
  5. RASA Remote Command Safety System.
  6. Rationalization Any action that increases the effectiveness of allied forces through more efficient or effective use of defense resources committed to the alliance.
  7. RB Reentry Body.
  8. RBECS Revised Battlefield Electronic CEOI System (US Army-sponsored).
  9. RBO Radio Blackout.
  10. RC/CC Responsibility Center/Cost Center.
  11. RCF Radar Correlation Function.
  12. RCM (1) Reliability Centered Maintenance. (2) Requirements Correlation Matrix (AF). (3) Resource Consumption Model.
  13. RCR Rate Capability Review (USA term).
  14. RCS Radar Cross-Section.
  15. RCSR Radar Cross-Section Reduction.
  16. RCSS Range Command Safety System.
  17. RCU (1) Rate Changes Unit. (2) Remote Control Unit. (3) Reactor Control Unit.
  18. RCVR Receiver.
  19. RD Readiness Demonstrator (SBL Program term).
  20. RDA Research, Development and Acquisition.
  21. RDBMS Relational Database Management System (Computer term).
  22. RDC Research and Development Contract.
  23. RDD Requirements Driven Design. 244
  24. RDD-100 Requirements Driven Development
  25. RDG ridge
  26. RDS Radius
  27. RDT&E Research, Development, Test, and Evaluation.
  28. RDT&E Program Categories The five divisions the comprise Major Force Program 06 (R&D) in the FYDP. They are: • 6.1 Basic Research • 6.2 Exploratory Development • 6.
  29. RE reexamination
  30. Re Targeting The ability of the system to recomputed the direction of sensors and/or weapons to intercept a target that was missed on the first attempt, or that was…
  31. REACT Rapid Execution and Combat Targeting.
  32. Reaction Decoy A decoy deployed only upon warning or suspicion of imminent attack.
  33. Readiness Postures A specific status defining the relative responsiveness of BMD assets and personnel to perform a USSPACECOM BMD mission.
  34. Real Time When an event is reported as it happens - such as a quick jump in a stock's price or the constantly changing numbers on a market index - you are getting…
  35. Real Time (R-T) 1. Pertaining to the timelines of data or information which have been delayed only by the time required for electronic communication.
  36. Real World Data Data derived from physical experimentation concerning phenomenology associated with technical functioning of SDS, particularly regarding target…
  37. Real World Data Collection The provision, to SEIC users, of access to real world data, in fashion timely and otherwise suitable to meet users needs (e.g.
  38. REC Radio-Electronic Combat.
  39. RECCE Reconnaissance.
  40. Reclama A formal appeal to the service comptroller of SECDEFs tentative budget decision on the service budget estimates. 245
  41. RECON Reconnaissance.
  42. Reconciliation The process of analyzing two related records and, if differences exist between them, finding the cause and bringing the two records into agreement.
  43. Reconstitute To restore, during periods of hostile engagements or during peacetime, military forces or elements as closely as possible to a desired state of readiness…
  44. Red/Blue Exchange A process to identify and define potential countermeasures that would degrade aspects of ballistic missile defense.
  45. REDCAP Real-time Electromagnetic Digitally Controlled Analyzer and Processor (USAF term).
  46. Redout The degradation of infrared sensor resolution due to high-altitude nuclear bursts.
  47. Redundancy The inclusion of duplicate or alternate system elements to improve operational reliability by ensuring continued operation in the event that a primary…
  48. Reengineering The process of examining, altering, and re-implementing an existing computer system to reconstitute it in a new form.
  49. Reentry The return of objects originally launched from earth, into the atmosphere.
  50. Reentry Angle Elevation angle of velocity vector relative to local horizontal plane when reentering object reaches 92km.
  51. Reentry Phase That portion of the trajectory of a ballistic missile or space vehicle where there is a significant interaction of the vehicle and the earths atmosphere.
  52. Reentry Vehicle (RV) (1) Reentry vehicles are objects containing nuclear warheads. They are released from the last stage of a booster rocket or from a post-boost vehicle early…
  53. Regional Defense System (RDS) That portion of the SDS that provides defense for a specific geographic region, such as the European Theater.
  54. Regional Operations Center (ROC) A group of fixed and/or mobile centers with OPCON over allocated ground based sensors and weapons. 246
  55. Regional Operations Control Center (ROCC) The command function for CONUS, Canadian and Alaska NORAD Regions, referred to as regions.
  56. Regrade To determine that certain classified information requires, in the interests of national security, a higher or lower degree of protection against…
  57. REL NAV Relative Navigation (JTIDS term).
  58. Relay Mirror Part of a ground-based laser system.
  59. Reliability and Maintainability (R&M) Reliability and maintainability design parameters are key factors in the design of affordable and supportable systems.
  60. Reliability, Availability, and Maintainability (RAM) Those requirements imposed on acquisition systems to ensure they are operationally ready for use when needed, will successfully perform assigned…
  61. REM Roentgen Equivalent Man.
  62. Remotely Piloted Vehicle (RPV) An unmanned vehicle capable of being controlled from a distant location through a communication link. It is normally designed to be recoverable.
  63. REP Represent/Representative
  64. Repairability The probability that a failed system will be restored to operable condition within a specified active repair time.
  65. Repeater- Jammer A receiver transmitter device that amplifies, multiplies and retransmits the signals received, for purposes of deception or jamming.
  66. Report Back Information returned from system elements that verify that directions have been received and carried out.
  67. Reprogrammable Time Time required to re-target an alert missile.
  68. Reprogramming The transfer of funds between program element and line items within an appropriation for purposes other than those contemplated at the time of…
  69. Request for Proposal (RFP) A solicitation used in negotiated acquisition to communicate government requirements to prospective contractors and to solicit proposals. 247
  70. Request for Quotation A solicitation used in negotiated acquisition to communicate government requirements to prospective contractors and to solicit a quotation.
  71. Required Operational Capability (ROC) OBSOLETE. A document stating need and specific operational capability. Replaced by the Operational Requirements Document (Army, USMC).
  72. Required Operational Characteristics System parameters that are primary indicators of the systems capability to be employed to perform the required mission functions, and to be supported.
  73. Required Technical Characteristics Quantitative system performance parameters, approved by the DoD Component, that are selected as primary indicators of technical achievement of engineering…
  74. Requirements Analysis An analysis to determine and document the need for resources to perform the agencys mission.
  75. Requirements Document A document that sets forth the requirements for a system or system component; for example, a software configuration item.
  76. Res A thing; the subject matter.
  77. RESA Research, Evaluation, and Systems Analysis simulation facility (USN), San Diego, CA.
  78. Rescission The cancellation, or “tearing-up,” of a contract. Some consumer loans (home mortgages) feature a 3-day right of rescission during which the borrower…
  79. Research and Development Costs Those program costs primarily associated with R&D efforts including the development of a new or improved capability to the point where it is ready for use.
  80. Research, Development, Test, and Evaluation (RDT&E) Activities for the development of a new system that include basic and exploratory research, advanced and engineering development, development and…
  81. Resident Space Object (RSO) The Cheyenne Mountain Complex maintains object, which is currently on-orbit and whose element set parameters. 248
  82. RESOL Resolution.
  83. Resolution See DPI.
  84. Response Plan Selection The continual comparison of the nature of the observed threat with the defense system capabilities and selects the best way to attack the threat in…
  85. Responsive Threat The threat after taking into account modernization and countermeasures introduced to offset the capabilities of the SDS.
  86. Restitution Act of restoring anything to its rightful owner; the act of restoring someone to an economic position he enjoyed before he suffered a loss.
  87. Retrofit Action Action taken to modify in-service equipment.
  88. Retrograde Orbit An orbit having inclination of 0 to 90 degrees (See Prograde Orbit).
  89. Reverse Engineering The process of analyzing a system to identify its intricacies and their interrelationships, and create depictions of the system in another form or at a…
  90. REVIC Revised Enhanced Version of Intermediate COCOMO (Computer term).
  91. Revisit Interval The time that elapses between successive observations of an object from a single sensor.
  92. REX/TTG Receiver Exciter/Test Target Generator.
  93. RF Abbreviation for replicative form.
  94. RFFEL Radio Frequency Linac .
  95. RFI (1) Request for Issue. (2) Request for Information. (3) Radio Frequency Interference.
  96. RFL Radio Frequency Linac .
  97. RFLINAC Radio Frequency Linear Accelerator.
  98. RFOG Resonant Fiber Optic Gyro.
  99. RFP Request for Proposal.
  100. RFQ Radio Frequency Quadrupole (Accelerator).

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