| Acronym | Meaning |
| DLL | Dynamic Link Library |
| OS | Osmium |
| PPA | Parahippocampal Place Area - PolyPhthalAmide |
| SPOE | Sea Port Of Embarkation |
| PAROS | Prevention Of An Arms Race In Outer Space (treaty) |
| BSP | Between-Show Promotion - Binary Space Partitioning - Board Support Package - British Standard Pipe (screw Thread) -Business-sponsored - Bone Sialoprotein |
| NM | Nanometre |
| CMML | Chronic MyeloMonocytic Leukemia |
| DMRB | Design Manual For Roads And Bridges |
| FAH | Federation Of American Hospitals - Fine Arts And Humanities - Foreign Affairs Handbook |