pp

pp englanniksi

1. pianissimo

2. ''per procurationem'' - Latin for ''by agency'' or ''by proxy'' - used on a letter to indicate that has been signed on somebody else's behalf.

3. (monikko) en|p; (abbreviation of)

(alti)

4. (initialism of)

5. proton and proton (used attributively to describe a collision or other interaction of these two particles)

6. {{quote-journal|en|year=2015|date=|author=Christine O. Rasmussen; Torbjörn Sjöstrand|title=Hard Diffraction with Dynamic Gap Survival|journal=arXiv|url=http://arxiv.org/abs/1512.05525|doi=|volume=|issue=|pages=