| Acronym | Definition |
|---|
| IPS | Inter Press Service |
| IPS | Intrusion Prevention System |
| IPS | Invision Power Board (PHP/MySQL message board software) |
| IPS | Indianapolis Public Schools |
| IPS | In-Plane Switching |
| IPS | In Plane Switching |
| IPS | Invision Power Services, Inc. |
| IPS | Inches Per Second |
| IPS | Investment Policy Statement |
| IPS | Identity and Passport Service (UK) |
| IPS | Images per Second (digital video recording) |
| IPS | Institute for Palestine Studies |
| iPS | Induced Pluripotent Stem Cell |
| IPS | Iran Press Service |
| IPS | Institute for Planetary Synthesis (Switzerland) |
| IPS | Internet Protocol Suite |
| IPS | International Passenger Survey |
| IPS | Instructions Per Second |
| IPS | Individual Placement and Support |
| IPS | Iron Pipe Size |
| IPS | Internet Protocol Service (Sprint) |
| IPS | Ionospheric Prediction Service (Australian Deptartment of Industry, Science and Resources) |
| IPS | Information Processing System |
| IPS | Integrated Power System (electric drive propulsion) |
| IPS | Integrated Planning System (Space Shuttle) |
| IPS | Inboard Performance System (Volvo) |
| IPS | Information Products and Services |
| IPS | Israel Prison Service |
| IPS | Industrial and Provident Society (UK) |
| IPS | Institute of Professional Studies (Ghana) |
| IPS | Interim Payment System |
| IPS | Institute of Pastoral Studies |
| IPS | Introductory Physical Science |
| IPS | International Palm Society |
| IPS | Ideal Performance State (Toughness Training for Life) |
| IPS | Instrument Pointing System |
| IPS | Indian Police Services (India) |
| IPS | Immigration and Passport Service (UK) |
| IPS | InPlane Switching (LCD displays) |
| IPS | Isolated Power Supply |
| IPS | Information Protection Services (security management) |
| IPS | Institute of Public Safety |
| IPS | Intergraph Public Safety |
| IPS | Institute of Political Studies |
| IPS | Inventive Problem Solving |
| IPS | Ice Protection System (aerospace engines) |
| IPS | Integrated Program Summary |
| IPS | Institute of Purchasing and Supply |
| IPS | Instant Power Supply |
| IPS | Intelligent Protection Switching (Cisco) |
| IPS | Interim Policy Statement |
| IPS | Internet Provider Service(s) |
| IPS | Integrated Prenatal Screening |
| IPS | Integrated Process Control |
| IPS | Integrated Propulsion System |
| IPS | Improved Plow Steel |
| IPS | Internet Publishing System |
| IPS | Intelligent Power System |
| IPS | International Parrotlet Society |
| IPS | Integrated Payment Systems, Inc. |
| IPS | Inlet Particle Separator |
| IPS | Iron Pipe Standard (pipe thread specification) |
| IPS | Impulses per Second (neuroscience) |
| IPS | Integrated Protection System |
| IPS | Institute for Political Studies |
| IPS | Invoice Processing System |
| IPS | International Parcel Service (King of Queens) |
| IPS | International Paperweight Society |
| IPS | Iraqi Police Services |
| IPS | Inner Product Space |
| IPS | Integrated Procurement System |
| IPS | Internet PrimeNet Server (parallel technology for the Great Internet Mersenne Prime Search, GIMPS) |
| IPS | Integrated Personnel System |
| IPS | Image Processing Section (biomedical imaging) |
| IPS | Iowa Public Service |
| IPS | Important pour la Sûreté (French: Important for Security) |
| IPS | Integrated Publishing System |
| IPS | IPDS Printer Series (Xerox printer family for the IBM IPDS data stream) |
| IPS | Integrated Project Schedule |
| IPS | Internet Provider Security (Tag) |
| IPS | International Pipe Standard |
| IPS | Indefinite Period of Service (Canadian Forces) |
| IPS | Interruptions Per Second |
| IPS | Installation Performance Specification |
| IPS | Implementation Planning Study (project management) |
| IPS | Inertial Positioning System |
| IPS | International Programs Security |
| IPS | In-Plant Store |
| IPS | Integrated Plant System |
| IPS | Illustrative Planning Scenario |
| IPS | Information Presentation System |
| IPS | Interactive Product Simulation |
| IPS | Internal Pipe Size (internal diameter of a pipe) |
| IPS | International Planetarium Society, Inc. |
| IPS | Intermittent Positive Control (NASA) |
| IPS | Infinity Pro Sports (College Station, TX) |
| IPS | Integrated Provisioning System |
| IPS | Institute for Physical Sciences |
| IPS | Input Processing System |
| IPS | Inclined Plate Settler (waste treatment) |
| IPS | Individual Pension System |
| IPS | In-Plant Support (US Postal Service) |
| IPS | interoperability planning system (US DoD) |
| IPS | Internet Protocol Storage Working Group (IETF) |
| IPS | Image Printing Systems (Milwaukee, WI) |
| IPS | Instrumented Protection System (electronic safety system used for processing unit protection) |
| IPS | Instrument Performance Specification |
| IPS | Integrated Promotional Services |
| IPS | Individuals, Professionals and Small Enterprises |
| IPS | Interaction Pattern Specification |
| IPS | Image Position Switching |
| IPS | Integrative Problem-Solving |
| IPS | Internal Product Specification |
| IPS | Institute for Public Servants (South Africa; workers' union) |
| IPS | Institute of Procuratorial Science (Vietnam) |
| IPS | Isotope Power System |
| IPS | Intelligent Positioning System (radiology) |
| IPS | IP over SNA Snackets |
| IPS | Iranian Petroleum Standard (engineering) |
| IPS | Incident Prevention System (SAP R/3 add-on SafetySuite) |
| IPS | Interpretive Programming System |
| IPS | Independent Poster Sales |
| IPS | Initial Preferred Schedule |
| IPS | Integrated Program Study |
| IPS | Ixplus Production Support (MCI billing program) |
| IPS | Intelligent Pigging Survey (oil and gas pipelines) |
| IPS | Integrated Projector System |
| IPS | Integrated Personnel Support |
| IPS | Improved Processing System |
| IPS | Information/Image Processing Subsystem |
| IPS | Integrated Packaged Systems (Indianapolis, IN) |
| IPS | Installation Protection System (IEC laser standard) |
| IPS | Improved Pesticide Spray |
| IPS | Independent Product Specialist |
| IPS | Imagery Policy Series |
| IPS | Institute of Professional Screenwriting |
| IPS | Integrated Program System |
| IPS | Interface and Power Subsystem |
| IPS | Integrated Photonic Subsystems |
| IPS | Image Print Services |
| IPS | Installation Processing System |
| IPS | Item/Product Specialist |
| IPS | Interface Problem Sheet |
| IPS | Inverse Positioning System |
| IPS | Institute of Pharmacology of Sherbrooke (Canada) |
| IPS | Instant Phone Service (telecommunications) |
| IPS | Interface Performance Specification |
| IPS | Ideal Party Store (Bay City, MI) |
| IPS | Instituto de Pesquisas Em Software (Portuguese: Institute for Research in Software; Brazil) |
| IPS | Indy Pro Series (racing) |
| IPS | Institute for Policy Studies (various organizations) |
| IPS | Integrated Power Strake (boats; Minneapolis, MN) |
| IPS | Insight Public Sector (computer services) |
| IPS | Investment Products and Services |
| IPS | Institución Prestadora de Salud (Spanish: Health Lending Institution; Colombia) |
| IPS | Illinois Public Schools |
| IPS | Institut de Police Scientifique (University of Lausanne; Switzerland) |
| IPS | Institute of Policy Studies (various locations) |
| IPS | Intelligent Protection System (Ford) |
| IPS | Integrated Production Systems, Inc. (Grand Prairie, TX) |
| IPS | International Philosophical Seminar (Italy) |
| IPS | International Property Show (est. 2005) |
| IPS | In Place Select (widget) |
| IPS | Ingram Publisher Services, Inc. (Chambersburg, PA) |
| IPS | Integrated Premises Services (Australia) |
| IPS | International Policy Statement (Canada) |
| IPS | International Peace Studies (various schools) |
| IPS | Institute of Pharmaceutical Sciences (various locations) |
| IPS | Industrial Process Solutions (Ivyland, PA) |
| IPS | Interactive Proof System (computational complexity theory) |
| IPS | International Pyrotechnics Society (est. 1980) |
| IPS | Irish Political Studies (journal; Taylor & Francis) |
| IPS | Industrial Power System |
| IPS | Independent Power Systems (various locations) |