ISIS
ISIS most commonly denotes the extremist militant group that proclaimed a caliphate across Iraq and Syria, frequently appearing in news, security analyses, and geopolitical discussions.
Miscellaneous
Intelligent Strategy for Information Systems
Integrated Solutions and Information Systems
Indicators Systems Innovations and Strategies
Integrated Solutions in Sensorial
Infant Sleep Information Source
Integration of Spirituality in Sexuality
International Secret Intelligence Service
ILOG Solution Implementation Standard
Interactive Spectral Interpretation System
Individual Systemic Integrative Solutions
Iraq and Syria Islamic State
Islamic State of Iraq and Sham
Israel Secret Intelligence Service
Israel Secret Intelligence Services
Insane Senseless Idiotic Shitbags
Inner Satan Idiot Space
Israeli Secret Intelligence Services
Idiots Stupid, Idiots Stupid
ISIS stands for Islamic State
International, Satanic, Infiltration of Society
Community
Information Services In Schools
Iowa Student Information Services
International Studies for Indiana Schools
Internet Student Information System
Independent Schools Information Service
Initiative for Schools, Industries, and Sciences
Intervention, Support, Independence, and Success
Intelligent Sisters In Step
Insane Shari-ah Islamic Shiz
Governmental
International countries of Iran and Siberia
INTERNATIONAL SIGHT of Inversion Stimulation
Integrated Signals Intelligence System
Integrated Systems for Installation Support
Interchangeablity/Substitutability Information System
Inspection Services Information System
International Suspension Interface System
Integrated Science Instrument System
Integrated Shock Isolation System
International Satellite for Ionospheric Studies
Import Support and Information System
International Security Information Service
Islamic State of Iraq and Syria
Islamic State in Iraq and al-Shām
Islamic State in Iraq and Syria
Integrated Systems Improvement Services
Israeli Secret Intelligence Service
International
Academic & Science
Integrated Surface Irradiance Study
Integrated Student Information System
Integral Studies of Inner Sciences
International Species Information System
Innovative Student Information Services
I-series Student Information System
Institute for Software Integrated Systems
Imaging Science and Information Systems department
Interactive Student Information System
Intelligent Sensing for Innovative Structures
Information Science and Information Studies
intercampus Student information System
International Spine Intervention Society
itiative for Schools Industries and Sciences
Iowa Student Information System
Computing
Isis Stands For Integrated Security
Integrated Spatial Information System
Image and Scanner Interface Specification
Integrated Scientific Information System
International Spline Interface Standard
Image Structure Information And Style
Infinity Systems Integration Software
Initialization and Searching Improved Space
Information Services Integration Strategy
Integrative Systems Implementation Software
Intermediate System to Intermediate System
Integrated Software for Imagers and Spectrometers