Abbreviation/ Acronym Meaning DME . DME/N . DME/P . DOD . DP DPU . DRT . DRVSM Distance Measuring Equipment Standard DME Precision DME Department of Defense Instrument Departure Procedure Data Processor Unit Diversion Recovery Tool Domestic Reduced Vertical Separation Minimum DVA . DVFR DVRSN Diverse Vector Area Defense Visual Flight Rules Diversion EDCT EFAS EFV . EFVS ELT EMAS . EPE . ESV . ETA . ETD . ETE . EWINS . EWR . Expect Departure Clearance Time En Route Flight Advisory Service Enhanced Flight Visibility Enhanced Flight Vision System Emergency Locator Transmitter Engineered Materials Arresting System Estimate of Position Error Expanded Service Volume Estimated Time of Arrival Estimated Time of Departure Estimated Time En Route Enhanced Weather Information System Newark International Airport FA . FAA . FAF FAROS . FAWP FB . FCC . FD FDC . FDE . FIR FIS FISDL . FLIP . FMS . FO FPA FPV . FPNM FSDO FSS Area Forecast Federal Aviation Administration Final Approach Fix Final Approach Runway Occupancy Signal Final Approach Waypoint Fly-by Federal Communications Commission Flight Director System Flight Data Center Fault Detection and Exclusion Flight Information Region Flight Information Service Flight Information Services Data Link Flight Information Publication Flight Management System Fly-over Flight Path Angle Flight Path Vector Feet Per Nautical Mile Flight Standards District Office Flight Service Station GBAS Ground Based Augmentation System Appendix 3-2 Abbreviation/ Acronym Meaning GEO . GLS . GNSS GNSSP . GPS . GRI GSD . GUS . Geostationary Satellite GBAS Landing System Global Navigation Satellite System Global Navigation Satellite System Panel Global Positioning System Group Repetition Interval Geographical Situation Display Ground Uplink Station HAT . HDTA HEMS . HIRL HIWAS . Height Above Touchdown High Density Traffic Airports Helicopter Emergency Medical Services High Intensity Runway Lights Hazardous Inflight Weather Advisory Service HRR . HUD . Hz . Helicopter Rapid Refueling Procedures Head-Up Display Hertz IAF IAP IAS IAWP ICAO IF . IFR ILS ILS/PRM . Initial Approach Fix Instrument Approach Procedure Indicated Air Speed Initial Approach Waypoint International Civil Aviation Organization Intermediate Fix Instrument Flight Rules Instrument Landing System Instrument Landing System/Precision Runway Monitor IM . IMC . InFO . INS IOC IR . IRU ITWS Inner Marker Instrument Meteorological Conditions Information For Operators Inertial Navigation System Initial Operational Capability IFR Military Training Route Inertial Reference Unit Integrated Terminal Weather System JFK John F. Kennedy International Airport kHz Kilohertz LAA . LAAS LAHSO LAWRS Local Airport Advisory Local Area Augmentation System Land and Hold Short Operations Limited Aviation Weather Reporting Station LDA . LDA/PRM Localizer Type Directional Aid Localizer Type Directional Aid/Precision Runway Monitor LGA . LIRL . LLWAS . LaGuardia Airport Low Intensity Runway Lights Low Level Wind Shear Alert System Abbreviations/Acronyms