IT
- Information Technology
- Informations Technologie
ITS
- Interplanetares Transportsystem (geplante, aber eingestellte Rakete von SpaceX)
ITSUB
- In The Sacred Unfailing Being (KKK Abkürzung)
IT
- Identification Transponder
- Information Technology
- Information Transport
- Installation Test
- Integral Transform
- Italy (ISO Alpha 2 Code)
IT
- Informationstechnik
ITA
- I Totally Agree
- Integrated Test Area
- Integrated Test Article
- International Trade Administration (englisch; US-Verwaltung)
- Italy (ISO Alpha 3 Code)
ITAM
- Immunoreceptor Tyrosine-based Activation Motif
ITAP
- Integrated Technical Assessment Panel
ITB
- IT-Betreuer/in (Ortsverband)
ITC
- Igloo Thermal Control
- Information Technology Council
- Instructor Training Course (BSAC); beim Tauchen (englische Abkürzung)
- Interagency Testing Committee (TSCA)
- International Translation Center
- Ionic Thermal Currents
- Isothermal Titration Calorimetry
- United States International Trade Commission (englisch; US-Verwaltung)
ITC
- Inland Transport Committee Bin-nenverkehrsausschuss
ITCS
- Integrated Target Control System (englisch, gebräuchlich beim US Militär)
ITCT
- Inter-Continental Transport And Chemical Transformation
ITCZ
- Intertropical Convergence Zone
- Intertropical Convergence Zone (of Seawater)
ITD
- Ion Trap Detector (mass Spectrometry)
ITDHO
- Improved Time-dependent Harmonic Oscillator
ITE
- Instrumentation Test Equipment
- Integration Test Equipment
- Intersite Transportation Equipment
I-TE
- International Toxicity Equiv.
I-TEF
- International Toxicity Equvalency Factor
ITEP
- Institute For Theoretical And Experimental Physics
I-TEQ
- International Toxic Equivalent
ITER
- International Thermonuclear Experimental Reactor
- International Toxicity Estimates For Risk
ITERATIVE
- GIterative Guidance Mode
ITF
- Integration Test Folder (englisch, gebräuchlich beim US Militär)
ITFA
- In The Final Analysis
- Iterative Target Factor Analysis
ITFM
- Intergovernmental Task Force On Monitoring
ITFW
- Improved Thomas-Fermi-Weizaecker (model)
ITG
- Ion Temperature Gradient
ITH
- Intensivtransporthubschrauber (spez. RTH)
ITI
- Inspection And Test Instruction
ITIES
- Interface Between Two Immiscible Electrolyte Solutions
ITIGBS
- I Think I’m Going To Be Sick
ITIR
- Imaging Thermal Infrared
- Intermediate Thermal Infrared Radiometer
IT-KA
- IT-Koordinierungsausschuss
ITL
- Integrate
- Integrated Test Lines (englisch, gebräuchlich beim US Militär)
ITM
- In The Money
- Ionosphere-Thermosphere-Mesosphere
ITMG
- Integrated Thermal/Micrometeoroid Garment
ITMS
- Ion Trap Mass Spectrometer
ITO
- Identifying Technical Order (englisch, gebräuchlich beim US Militär)
- Independent Test Organization
- Indium Tin Oxide (gas Sensor
- Integration And Test Order
ITOS
- Improved Television And Infrared Observation Satellite (1970s)
- Improved Tiros Operational Satellite
ITP
- Immune Thrombocytopenic Purpura (englisch, Medizinbereich)
- Inosine 5′-triphosphate
ITPOT
- Improved Two-parameter Omega Technique
ITPR
- Infrared Temperature Profile Radiometer
ITR
- Institute Technical Reports
ITRC
- Interstate Technology And Regulatory Cooperation Working Group
ITRDS
- Integrated Test Requirements Documents
ITRI
- Inhalation Toxicology Research Institute
ITrKw
- Instandsetzungstruppkraftwagen
ITRM
- Inverse Thermoremanent Magnetization
ITRO
- Interservice Training Review Organization (englisch, gebräuchlich beim US Militär)
ITRS
- International Technology Roadmap For Semiconductors
ITS
- Inelastic Tunnelling Spectroscopy
- Instructor Training Scheme (BSAC); beim Tauchen (englische Abkürzung)
- Instrument Technical Specification
- Instrumentation Telemetry Station
- Intense Text Sex
- Interferometer Thermal Sounder (HIS)
- Interim Teleprinter System
- Interim Trainer Support (englisch, gebräuchlich beim US Militär)
- Internal Transcribed Spacer
ITS/OT
- Institute For Telecommunications
ITSC
- Interservice/industry Training Systems Conference (englisch, gebräuchlich beim US Militär)
ITSFWI
- If The Shoe Fits Wear It
ITSS
- Integrated Tactical Surveillance System (englisch, gebräuchlich beim US Militär)
ITT
- Impact Transition Temperature
ITTFA
- Iterative Target Transformation Factor Analysis
ITTO
- International Tropical Timber Organization
ITU
- International Telecommunications Union
- International Telecommunications Union (in der IT)
ITVF
- Integration
ITVM
- Integration
ITW
- Infektionskrankentransportwagen
- Instructor Training Workshop (BSAC); beim Tauchen (englische Abkürzung)
ITWIS
- Integrated Terminal Weather Information System
ITWS
- Integrated Terminal Weather System