| Abbreviation | Definition |
|---|---|
| ICRT | International Consumer Research and Testing |
| ICRT | Introduction to Clinical Research Training |
| ICRU | Institutional Clinical Research Unit |
| ICRW | International Centre for Research on Women |
| ICTVTR | International Center for Technical Vocational Training Research |
| ICTVTR | Islamic Center for Technical Vocational Training and Research |
| ICTVTR | Islamic Centre for Technical and Vocational Training and Research |
| ICVR | International Center for Violence Research |
| ICVR | International Centre for Violence Research |
| ID | Infectious disease |
| IDCR | Indian Development Cooperation Research |
| IDCRP | Industrial Diploma in Clinical Research and Pharmacovigilance |
| IDER | Innovative Design Engineering Research |
| IDR | Institute for Development Research |
| IDR | Intercultural Development Research |
| IDRA | International Drowning Research Alliance |
| IDRBT | Industrial Development and Research in Banking Technology |
| IDRBT | Institute for Development Research in Banking Technology |
| IDRC | Industrial Data Research Corporation |
| IDRC | Infectious Disease Research Center |