| APJ Abdul Kalam | Avul Pakir Jainulabdeen Abdul Kalam |
| ASAP | As Soon As Possible |
| CFL | Compact fluorescent lamp |
| COO | Chief Operating Officer |
| DSLR | Digital single-lens reflex |
| DSP | Deputy Superintendent of Police |
| FOR | Freight on Road |
| IPL | Indian Premier League |
| CBI | Central bureau of Investigation |
| PCS | Provincial Civil Service |
| SIT | Special Investigation Team |
| RDX | Research Department Explosive / Royal Demolition Explosive |
| PS | Postscript |
| VISA | charta visa, lit in Latin |
| SHO | Station House Officer |
| SDM | Sub Divisional Magistrate |
| RSVP | Repondez s'il vous plait |
| PVC | Poly Vinyl Chloride |
| NCR | National Capital Region |
| CST | Central Standard Time |
| PSU | Public Sector Undertaking |
| CC | Carbon Copy |
| NPR | National Population Register |
| USP | Unique Selling Proposition |
| UNDP | United Nations Development Programme |
| IGST | Integrated Goods and Service Tax |
| PCT | Patent Cooperation Treaty |
| DC | Direct Current |