Acronyms and Abbreviations
I
I2 Image Intensifier; Image Intensification; Image-Intensifying (system)
I2CM Integrated Interface Control Unit
I2R Imaging Infrared ( also IIR )
I2SI Institute for Information Superiority and Innovation ( located at the Naval Postgraduate School, Monterey, California )
SC2IP Installation Information Infrastructure Modernization Program; Installation Information Infrastructure Modernization Plan ( also I3MP )
I3S In-time Information Integration System
I-ASSURE Information Assurance ( DISA )
I-SWARM Intelligent Small World Autonomous Robot for Micromanipulation
I&Q In-phase and Quadrature (signal digitizer) [also IQ]
I-REMBASS Improved REMBASS
I&RTS Integration and Run Time Specifications
IA Information Assurance; Information Awareness
IA&S Information Awareness and Survivability
IAD Integrated Access Devices
IADS Integrated Air Defense System
IAG&C Integrated Adaptive Guidance & Control ( USAF )
IAGC Instantaneous Automatic Gain Control
IAIP Information Analysis and Infrastructure Protection ( e.g., Homeland Security program, ca 2003 )
IAM Inertially-Aided Munitions
IANA Internet Assigned Number Authority ( under Dept. of Commerce )
IAP Inter-Array Processor
IARRCIS Interim Allied Command Europe Rapid Reaction Corps Information System
IA&S Information Awareness and Survivability
IAS Intelligent Assisting System; Indicated Air Speed; Intelligence Analysis System; Integrated Acoustic System
IASS Integrated Acoustic Sensor Suite
IAV Interim Armored Vehicle
IAVA Information Assurance VulnerabilityAlert
IAW In Accordance With
IBACS Integrated Battleforce Area Communications System
IBAS Improved Bradley Acquisition System ( gun sight )
IBCS Integrated [Air and Missile Defense] Battle Command System
IBCT Initial Brigade Combat Team
IBDS Integrated Biological Defence Systems ( U.K. )
IBEPP Infantry Battalion Enhancement Period Program ( e.g., USMC Distributed Operations )
IBI Interbeat Interval ( e.g., the distance between two blips on a heart monitor )
IBIS Integrated Biometric Identification System
IBP Ion-Beam Processing
IBR Intelligence Broadcast Receiver
IBS Integrated Bridge System ( ship ); Intelligence Broadcasting System; Integrated Broadcast System
IBU Inshore Boat Unit
IBW Intelligence-Based Warfare
IC Integrated Circuit ; Internal Communications; Intelligence Community
IC MAP Intelligence Community Multi-Intelligence Acquisition Program ( ca 2004 ) ( Also ICMAP )
IC2 Integrated Interior Communications and Control
IC4I Integration for Command, Control, Communications, Computers and Intelligence
ICAAS Integrated Control for Air-to-Air Superiority
ICADS Integrated Cover and Deception System
ICAM Improved Chemical Agent Monitor
ICAN Interim Capability for Airborne Networking ( ca 2005 )
ICAO International Civil Aviation Organization
ICAP Improved CAPability
ICAS Integrated Condition Assessment System
ICBM Inter-Continental Ballistic Missile
ICC Integrated Command and Control (system)
ICCS Interim Command and Control System
ICD Imitative Communication Deception; Initial Capabilities Document ( e.g., JCIDS document preparation )
ICDS Integrated Combat Direction System
ICE Information and Content Exchange ( network protocol ); Integrated Command Environment ( Navy ); In Case of Emergency ( e.g., a number stored in a cell phone under the name "ICE" for use by emergency first responders to call in event the cell-phone owner is incapacitated); Initial Communications Element; IED Countermeasures Equipment; Immigration and Customs Enforcement
ICEM Integrated Casualty Estimation Methodology
ICEWARS Integrated Communications Electronic Warfare Analysis and Radio Frequency Sensor ( e.g., used to create battlefield "emitter maps" )
ICGS Integrated Coast Guard Systems
ICH International Countermeasures Handbook
ICI Interface Control Information
ICIDS Integrated Commercial Intrusion Detection System; Integrated Combat Identification System; Initial Capabilities Document ( e.g., JCIDS document preparation )
ICM Intelligence Collection Model; Interoperability, Commonality, and Modernization ( NSA interoperability certification )
ICMAP Intelligence Community Multi-Intelligence Acquisition Program ( ca 2004 ) ( Also IC MAP )
ICMD Improved Countermeasure Dispenser
ICMP Inter-Computer Messaging Protocol; Internet Control Message Protocol
ICMS Incident Command Management System; Integrated CounterMeasures Suite
ICNIA Integrated Communications, Navigation & Identification Avionics
ICP Inventory Control Point
ICR InterCooled Recuperated ( gas turbine engine )
ICRI Incident Commanders Radio Interface
ICS Interference Cancellation System; InterComm System
iCSI Internet Small Computer System Interface
ICV Infantry Carrier Vehicle
ICW Interrupted Continuous Wave; Interactive CourseWare ( for computer-based training )
ID Identification Interface Device
ID AMP Identification Amplification
IDA Integrated Detective Assembly ( e.g., used for capturing real-time imagery ); Integrated Domain Awareness; Infrared Detector Assembly
IDAP Integrated Defensive Avionics Program
IDAPS Integrated Desktop Analysis and Planning System
IDART Information Design Assurance Red Team
IDAS Interactive Defensive Avionics System ( changed to SOFDAS ); Integrated Defensive Aids System (Switzerland); Integrated Aid Defence System ( South Africa )
IDAS/MATT Interactivke Defensive Avionics System/Multi-Mission Advanced Tactical Terminal
IDB Intelligence Database; Integrated Database
IDC Initial Defense Capability ( e.g., Aegis )
IDE Integrated Drive Electronics ( popular hard-drive interface )
IDE Integrated Digital Environment
IDECM Integrated Defensive Electronic Countermeasures; Integrated Depressive Electronic Countermeasures
IDECMS Integrated Defensive Electronic CounterMeasures System
IDES Intrusion Detection Expert System
IDHS Intelligence Data Handling System
IDIQ Indefinite-Delivery / Indefinite-Quantity ( also ID/IQ )
IDL Interoperable Data Link; Interface Definition Language ( e.g., in software communications architecture )
IDM Improved Data Modem; Interoperable Data Modem; Information Dissemination Management; Integrated Data Modem
IDMA Interference Division Multiple Access ( e.g., communications system )
IDNX Integrated Digital Network eXchange
IDOCS Intrusion Detection Optical Communication System
IDRC Inter-Deployment Readiness Cycle ( Navy )
IDS Intrusion Detection System; Interface Design Specification; Industrial Display System; Integrated Deepwater System; Integrated Decoy System
IDSCS Initial Defense Satellite Communications System
IDT Independent Display Terminal; IFICS Data Terminal ( NORAD )
IDTC Intermediate Deployment Training Cycle; InterDeployment Training Cycle
IDTS Integrated Data Transport System
IDW Intra-pulse-Descriptor-Word ( ELINT pulse analysis )
IED Integrated Electric Drive ( ship ); Intelligent Electronic Device
IED Improvised Explosive Device ( e.g., terrorist "homemade bomb" device )
IED4 Improvised Explosive Device, Detection Decoy and Defense ( also IED4 )
IEDD Instruction and implementation of IED Disposal
IEEE Institute of Electrical and Electronic Engineers ( formed by the merger of the IEE [ Institute of Electrical Engineers ] and the IRE [ Institute of Radio Engineers ] on January 1, 1963 )
IEEE 802.3 Ethernet Protocol
IEEE 802.4 Token Bus Protocol
IEM Integrated ESM Mast; Initial Entry Message ( e.g., containing a reference time signal )
IEMATS Improved Emergency Message Automated Transmission System
I-EMI Intentional Electromagnetic Interference
IEMP Induced-current ElectroMagnetic Pulse; Induced ElectroMagnetic Pulse
IEPG Independent European Program Group
IEPS Internet Emergency Preference Scheme
IER Information Exchange Requirement
IES Inductive Energy Storage
IETM Interactive Electronic Technical Manual
IETV Interoperability, Experimentation, Testing and Valuation ( NATO )
IEW&S Intelligence, Electronic Warfare & Sensors ( U.S. Army )
IEW Intelligence and Electronic Warfare ( U.S. Army )
IEWAS Intelligence, Electronic Warfare and Sensors
IEWCS IEW Common Sensor
IEWCSS IEW Common Sensor System
IEWTPT IEW Tactical Proficiency Trainer
IF Intermediate Frequency; Intercept Facility
IFAV Interim Fast Attack Vehicle
IFBW Intermediate Frequency Band Width
IFCS Integrated Fire Control System
IFDL Intra-Flight Datalink
IFF Identification, Friend-or-Foe
IFFN Identification Friend-or-Foe-or-Neutral
IFICS In-Flight Interceptor Communications System
IFM Instantaneous Frequency Measurement
IFOG Interferometric Fiber Optic Gyroscope
IFOR Implementation Force ( e.g., Bosnia-Herzegovina )
IFOV Instantaneous Fields of View
IFR Instrument Flight Rules; In-Flight Refueling
IFSA International Fuzzy Systems Association
IFTP Integrated "Fight-Through" Power
IFTPS Integrated "Fight-Through" Power System ( formerly IPS )
IFTS Infrared Targeting System; Integrated FLIR Targeting System
IFV Infantry Fighting Vehicle
IG Inverse Gain; Inspector General; Image Generator; Illumination Guidance
IGE In Ground Effect (helicopter hover term) See also OGE
IGBT Insulated-Gate Bipolar Transistor
IGR Improved GuardRail
IHADS Integrated helmet-mounted display system
IHAS Integrated Helmet Assembly Subsystem ( for the "Electronically-Enhanced Soldier" )
IHE Insensitive High Explosives
IHEWS Integrated Helicopter Electronic Warfare Suite; Integrated Helicopter Electronic Warfare System
IHFR Improved High Frequency Radio
IHPRPT Integrated High-Payoff Rocket Propulsion Technology
IHPTET Integrated High Performance Turbine Engine Technology
IIC Information Integration Center
IID Improvised Incendiary Device ( e.g., terrorist weapon, also called "smoky bomb" for dispersing radioactive material )
IIDBT Integrated Interactive Data Briefing Tool ( i.e., automated HTML commander's briefing )
IIG Instantaneous Inverse Gain
IIR Intelligence Information Report; Imaging InfraRed ( also I2R )
IITS Intra-theater Imagery Transmission System
IL-DDD Interactive Link Data Diode Device
ILC International Leased Carrier ( communications )
ILDS Inner-Layer Defence System ( Sea Ram, U.K. )
ILEC Incumbent Local Exchange Carrier ( i.e., "local phone company" )
Il Ilyushin ( Soviet aircraft manufacturer )
ILISS Integrated Logistics Information Support System
ILLCH ILLuminated CHaff
ILMS Inner Layer Missile System
ILS Integrated Logistic Support; Instrument Landing System; International Launch Services
IM InterModulation; Insensitive Munition; Instant Messaging
IM/IT Information Management / Information Technology
IMA Integrated Modular Avionics
IMAD Insensitive Munition Advanced Development
IMAGE Imager for Magnetopause-to-Aurora Global Exploration ( NASA spacecraft )
IMAP Internet Mail Access Protocol
IMARSAT International Maritime Satellite
IMAT Interactive Multisensor Analysis Training ( Navy ); Incident Management Assist Team ( USCG )
IMC Instrumented Multispectral Cue; Integrated Maintenance Concept
IMD InterModulation Distortion
IMD HUMS Integrated Mechanical Diagnostics Health and Usage Monitoring System
IMET International Military Education and Training
IMETS Integrated Meteorological System
IMEWS Integrated Multi-mission EW System
IMG Inter-Message Gap
IMIS Integrated Maintenance Information System ( e.g., used in USAF Raptor program )
IM/IT Information Management / Information Technology
IMKA Initiative for Managing Knowledge Assets
IML Information Markup Language ( A new version [2002] of XML )
IMM Interactive Multiple Model ( e.g., sensor tracking ); Interacting Multiple Model
IMMACCS Integrated Marine Multi-Agent Command & Control System
IMMC Integrated Mission Management Computer
IMMSI Intelligent Multiplatform, MultiSensor Integration ( USN )
IMO International Maritime Organization ( unit of the U.N. )
IMOM Integrated Many Radars On Many Targets ( model ); Improved Many on Many ( computer simulation of Electronic Warfare effects.)
IMP Interplanetary Monitoring Platform; Interface Message Protocol
IMPACC Information Management Processing and Coordination Center
IMPATT IMPact Avalanche and Transit Time ( Solid state device )
IMPC Integrated Multi-Platform Countermeasures ( U.K. )
IMPRINT Imagery Prototype Initiative
ImpSAR Impulse Synthetic Aperture Radar
IMS Ion Mobility Spectrometer ( chemical agent detector ); Information Management System; Intermediate Maintenance Service; Individual Mobility System; Internet protocol Multimedia Subsystem
IMT Integrated Modeling and Test
IMU Inertial Measuring Unit
INADS Integrated Naval Air Defense Simulation
INC INternet Controller; Incorporated
INCA INterference CAncellation
INCANS INterference CANcellation System ( e.g., allows UHF communications while engaged in jamming )
INCAT International Catamaran
INEWS INtegrated Electronic Warfare System
INEWT INtegrated Electronic Warfare Trainer
INFANT Iroquois Night Fighter ANd Tracker ( surveillance system )
INFINT INFormation INTelligence
INFOCON INFOrmation CONdition ( analogous to DEFCON )
INFOWAR Information Warfare ( also INW, IW )
INFRA Infrastructure ( NATO )
INLS Improved Navy Lighterage System ( U.S. Transportation Command ca 2007 )
INM Integrated Network Management
INMARSAT International Maritime Satellite
INOD Improved Night/day Observation Device
INS Inertial Navigation System; Inertial Navigation Set
INSCOM Intelligence and Security Command [ US Army ] ( ca 2001 )
INSS Integrated Navigation Sensor System
INT Intelligence; Integrated; Interrogative
INTEL Intelligence
INTELSAT International Telecommunications Satellite Consortium
INTOPS Interdiction Operations
INTSUM Intelligence Summary
INVEST INter Vehicle Embedded Simulation Technology
INW Information Warfare ( also INFOWAR, IW )
IO Information Operations; Interoperability
I/O Input/Output
IOA Initial Operational Assessment
IOC Initial Operational Capability; Initial Output Controller
IOI LoB Infrastructure Optimization Initiative Line of Business
IOLA Ionization Of the Local Atmosphere
ION Integrated On-demand Network
IOS Instructor Operator Station; Internet Operating Software; Internetwork Operating System
IOTA Information Operations Technology Alliance (USAF)
IOTR Information Operations Technology Repository (USAF)
IOVSA Information Operations Vulnerability/Survivability Assessment ( U.S. Army program ca 2001 )
IP Initial Point ( bombing term ); Internet Protocol; Intellectual Property; Instructor Pilot; Impact Point ( missile ); Intelligent Peripheral ( computer network )
IPA Instrumented Production Aircraft
IPB Illustrated Parts Breakdown; Intelligence Preparation of the Battlefield; Intelligence Preparation of the Battlespace
IPD Integrated Product Development
IPDE Integrated Product Data Environment
IPDS Imagery Processing and Dissemination System; Improved Position Determining System
IPIX Interface Processor for Imagery EXchange
IPL Integrated Priority List
IPMS Integrated Platform Management System
IPP Inter-Pulse Period
IPPD Integrated Product & Process Development
IPS Integrated Power System ( ship ) [Note: replaced by the term Integrated "Fight-Through" Power System (IFTPS)." circa 2002]; Intrusion Prevention System
IPSE Integrated Project Support Environment; Integrated Programming Support Environment
IPSEC Internet Protocol Security
IPT Integrated Product Team; Internet Protocol Telephony
IPv6 Internet Protocol version 6 ( ca 2005 )
IPW Instant Private Web
I&Q In-phase and Quadrature ( signal digitizer )
IQ In-phase and Quadrature; Intelligence Quotient
IR Infrared
IR&D Independent Research and Development
IRA Impulse Radiating Antenna
IRAD Independent Research And Development; Internal Research And Development
IRADS Infrared Acquisition Designation System
IRAM Intelligent Random Access Memory
IRAMMP Infrared Analysis, Measurement and Modeling Program
IRAS Infrared Alerting System
IRC Internet Relay Chat ( computer Internet protocol ); Immediate Readiness Company
IRCCM Infrared Counter-CounterMeasures
IRCS International Radio Call Sign
IRD Infrared Detection ( probability )
IR&D Internal Research & Development
IRDD Infrared Distraction Decoy
IRDS Infrared Detecting System
IRDSS Infrared Defeating Smoke System
I-REMBASS Improved REMBASS ( also IREM-BASS )
IREPS Infrared Refractive Effect Prediction System
IRFPA Infrared Focal Plane Array
IRI Imagery Release Interface; Intercom Radio Interface
IRID Infrared IDentification
IRIG Inter-Range Instrumentation Group ( e.g., a GPS time code )
IRINT Infrared Intelligence
IRIS Infrared Imaging Subsystem - Thermal Imager; Integrated Router Interconnected Spectrally ( DARPA optical packet router program ca 2004 ); Internet Protocol Router in Space ( DoD project ca 2007 ); Internet Router in Space
IRL Intermec Reader Language ( bar-code ); Interactive Reader Language
IRMWS Infrared Missile Warning System
IROS Internet Radio Operating System
IROS3 Integrated Radar/Optical Sighting and Surveillance System
IRP Impact Reactive Projectile ( e.g., shotgun round which penetrates only the target, not passing through to become lethal beyond )
IRS Indian Remote Sensing ( satellite )
IRSA Infrared Surface to Air
IRSL Infrared Searchlight
IRSP Instrumentation Radar Support Program
IRST Infrared Search and Track; Intelligence, Reconnaissance, Surveillance, and Tracking
IRSTD Infrared Search and Track Designation ( System )
IRSIM Infrared Simulation
IRSTS Infrared Search and Track System
I&RTS Integration and Run Time Specifications
IRUVSMS Infrared Ultraviolet Stimulator Monitoring System
IRV Inter-Range Vector
IS Indirect (frequency) Synthesis ( as opposed to DS ); Information Superiority; Integrated Sight ( weapon sight )
ISABPS Integrated Submarine Automated Broadcast Processor System
ISAF International Security Armed Force
ISAR Inverse Synthetic Aperture Radar
ISAT Integrated Situational Awareness & Targeting; Innovative Space-based ( radar ) Antenna Technology; Integrated Service Access Terminal
ISB Independent SideBand
ISC Integrated Ship Control
(ISC)2 International Information Systems Security Certification Consortium
ISCS Integrated Ship Control System
ISDARS Instrumentation Sensor Data Acquisition and Reduction System
ISDN Integrated Services Digital Network
ISDS Infantry Self-Defense System; Integrated ( Ship ) Self-Defense System
ISF Information Strike Force ( team formed to recover data lost when the Pentagon was damaged on 9/11/01 )
ISI Intersymbol Interference
ISIC Immediate Superior in Command
ISIS Integrated Shipboard Information System; Integrated Submarine Imaging System; Integrated Sensor Is Structure ( DARPA program ca 2006 )
ISLMM Improved Submarine-Launched Mobile Mine
ISM Industrial, Science, and Medical ( radio frequency bands )
iSMART Interoperable Systems Management and Requirements Transformation
ISMS Integrated Survival Management System
ISMT Indoor Simulated Marksmanship Trainer ( USMC )
ISNS International Satellite Navigation Service
ISO International Standards Organization; Independent System Operator ( an independent authority for managing electric power grids, ca 1990 )
ISP Internet Service Provider; Integrated Sensing and Processing
ISPS Integrated Strike Planning System; Integrated Self-Protection System ( e.g., NATO ); International Ship and Port Security
ISR Intelligence, Surveillance and Reconnaissance ( e.g., ISR BATMAN )
ISRISS ISR Information Service Server
ISRBM Intelligence, Surveillance and Reconnaissance Battle Management
ISS International Space Station
ISSI Inter-Sub-System Interface ( Dept of Justice )
ISSM Interim Semi-static Stability Model ( e.g., conflict modeling ca 2007 )
ISSN Integrated Space Surveillance Network
ISST ICBMCBM SHF Satellite Terminal
ISSWG Infantry Skills Simulation Working Group ( e.g., for a USMC simulation program, ca 2007 )
ISTAR Intelligence, Surveillance, Target-Acquisition and Reconnaissance ( also employed as ISTAR-EW )
ISTC Integrated Soldier Tactical Computer
ISTF Integrated Systems Test Facility
ISW Integrated Strike Warfare
I-SWARM Intelligent Small World Autonomous Robot for Micromanipulation
ISYSCON Integrated SYStem CONtrol
IT Information Technology ( e.g., "IT-21, Information Technology for the 21st century" )
ITAG Inertial Terrain-Aided Guidance
ITALD turbojet version of TALD; Improved Tactical Air Launched Decoy
ITALSAT - Italian ( communications ) Satellite
ITC Internet Traffic Control; Integrated Training Center
ITDA Integrated Tactical Decision Aid
ITEMS Imaging Technologies and Evolving Management Systems; Interactive Tactical Environment Management System (Army)
ITEWS Integrated Tactical Electronic Warfare System
ITM Internet Traffic Management
ITMS Information Technology Managed Services
ITO Indium Tin Oxide ( used as thin layer on aircraft canopies to reflect RF signals )
ITOP Information Technology Omnibus Procurement
ITP Inside The Pentagon; Integrated Tactical Picture
ITQ Invitation To Qualify ( e.g., for on-line bids )
ITRON Industrial TRON
ITRT Individual Tactical Reporting Tool
ITS Independent Target System; Intelligent Tutoring System
ITSDN Integrated Tactical Strategic Data Network
ITSEC Information Technology Security Evaluation Criteria
ITT Integrated Test Team; Invitation To Tender ( U.K. )
ITU International Telecommunication Union
ITV Improved TOW Vehicle; Internally Transportable Vehicle ( e.g., by aircraft ); IN-TRANSIT VISIBILITY
ITW&AA Integrated Tactical Warning and Attack Assessment
IU Illuminator Unit ( e.g., for a rifle )
IUAS Individual Unmanned Air Scout ( e.g., UAV )
IUSS Integrated Undersea Surveillance System
IV&V Independent Verification and Validation
IVD Interactive Video Disk
IVHS Intelligent Vehicle/Highway System
IVIEW Integrated Virtual Environment for the Warfighter
IVIS InterVehicular Information System
IVRS Interactive Voice Response System
IW Information Warfare ( also INFOWAR, INW ); Integrated Waveform
IWARS Integrated Warfare Architecture Assessment
IWAS Information Warfare Aggression Squadron
IWBR Independent WideBand Repeater
IWD Intermediate-Water Depth ( e.g., mine )
IWEDA Integrated Weather Effects Decision Aid
IWN Integrated Wireless Network
IWS Integrated Weapon System ( USN ); Individual Warfighter System; Imagery Work Station; Integrated Warfare System ( USN ); Installation Warning System
IWSM Integrated Weapon Systems Management
IX miscellaneous ship
IXO Information Exploitation Office ( DARPA )
February 17, 2008 02:40 PM -0500