| Acronym | Definition |
|---|
| PIW➣Panstwowy Instytut Wydawniczy (Polish: Oxford University Press) |
| PIW➣Poetry International Web (est. 2002) |
| PIW➣Process Improvement Workshop |
| PIW➣Put in Work |
| PIW➣Petroleum Intelligence Weekly (magazine) |
| PIW➣Period of Incapacity for Work (human resources management) |
| PIW➣Public Interest Watch (Washington, DC) |
| PIW➣Printing Industries of Wisconsin |
| PIW➣Person In Water |
| PIW➣Psychiatric Institute of Washington |
| PIW➣Property Inspection Waiver (mortgage loans) |
| PIW➣Prescribed Industrial Waste (US EPA) |
| PIW➣Pounds Per Inch of Width |
| PIW➣Pikwitonei, Manitoba, Canada (Airport Code) |
| PIW➣Publicly Indexable Web (Internet) |
| PIW➣Partnership in Wildlife (Nevada Department of Wildlife) |
| PIW➣Paralegal Institute of Washington, DC |
| PIW➣Project Initiation Workshop |
| PIW➣Post Industrial Waste |
| PIW➣PhotoCD Imaging Workstation |
| PIW➣Patent Images on the Web |
| PIW➣Panel of Inventors Worldwide |
| PIW➣Parent Is Watching |
| PIW➣Pounds per Square Inch Width |
| PIW➣Parental Involvement Worker |