| Rank | Abbreviation | Meaning |
|---|
| ***** | IDEA LAB | Interactive's Digital Environmental Analysis Lab
| |
| **** | IDEA | Identify, Define, Empower, Assess
| |
| **** | IDEA | Fundación Instituto de Estudios Avanzados
| |
| *** | IDEA | Integrated Design Engineering Activity
| |
| *** | IDEA | Imperial College London, Delft University of Technology, ETH Zurich, RWTH Aachen University
| |
| *** | IDEA | integrated development environment and assistance
| |
| *** | IDEA | Inverted Duplication Exchange and Advocacy
| |
| *** | IDEA | Instructional Development and Effectiveness Assessment
| |
| *** | IDEA | Idaho Distance Education Academy
| |
| *** | IDEA | Inter Disciplinary Electronic Arts
| |
| ** | IDEA | Imaging Double Energy Analyzer
| |
| * | IDEA | Ice Divide of East Antarctica
| |
| * | IDEA | Internet Differential Equations Activities
| |