PBD
- .pbd
- Butyl PBD
- Conservative Democratic Party of Switzerland
- Pacific Bell Directory
- Pacific black duck
- Pale Blue Dot
- Pale Blue Dot (album)
- Pale Blue Dot (book)
- Patrick Bet-David
- Peroxisome biogenesis disorders
- Peterbald
- Porbandar Airport
- Pravasi Bharatiya Divas
- Programming by demonstration
- Pyrrolobenzodiazepine
- Southwest Papua