| IBAT | Ileal Bile Acid Transporter 
| Others |
| IBAT | Improved BAT
| Others |
| IBAT | Independent Bankers Association of Texas
| Others |
| IBAT | Indiana Brownfields Advisory Team
| Others |
| IBAT | Institute of Business Administration and Technology, Northern University Bangladesh
| Others |
| IBAT | Institute of Business Administration and Training
| Others |
| IBAT | Institute of Business Administration Training, Bhubaneswar, Orissa, India
| Others |
| IBAT | Institute of Business And Technology
| Others |
| IBAT | Instruction Block Address Translation
| Others |
| IBAT | Integrated Biodiversity Assessment Tool
| Others |
| IBAT | Interior Business Architecture Team
| Others |
| IBAT | Interscapular Brown Adipose Tissue
| Others |
| IBAT | Intrascapular brown adipose tissue
| Others |
| IBAT | Issue Based Action Team
| Others |