PYD
![](http://upload.wikimedia.org/wikipedia/commons/thumb/9/99/Wiktionary-logo-en-v2.svg/40px-Wiktionary-logo-en-v2.svg.png)
Look up PYD in Wiktionary, the free dictionary.
PYD or pyd may refer to:
- "PYD" (song), a 2013 single by Justin Bieber
- Democratic Union Party (Syria) (Partiya Yekîtiya Demokrat), a Kurdish Syrian political party
- Pyrin domain (PYD), or the protein domain
- Positive youth development
- .pyd, a file extension for the Python programming language
- Pyramid railway station, Australia