PH
PH is an abbreviation for:
- Pedagogical College
- Specification book
- Polynomial time hierarchy
- Pulmonary hypertension
- Professional Hunter
Technology:
- Phillips recess , a form of cross-head drive for screws
- Prosper-Haniel, the Prosper-Haniel mine in the Ruhr area
- Poul Henningsen , a Danish designer and architect, and the lamp models he designed, e.g. B. PH50
Geography:
- the postcode area Perth (Scotland) (as the first letter of a postcode from the United Kingdom)
- Philippines , country code according to ISO 3166
- Hawaii according to the ICAO code
- Aircraft registration of the Netherlands, see aircraft registration #List of nationalities
- Polynesian Airlines (IATA code)
- Transavia Denmark , former Danish airline (IATA code)
License Plate:
- Greece: Rethymno , reserved for future approvals
- UK: Preston
- Norway: Arendal in the Aust-Agder province
- Romania: Prahova County
- Czech Republic: Okres Praha-východ , German: Prag-Ost (expiring)
pH stands for:
- pH value , a measure of the activity of protons in an aqueous solution (degree of acidity)
ph stands for:
- a letter combination with the sound value "f", which is used in foreign words derived from ancient Greek; see voiceless labiodental fricative
- .ph , the top-level domain in the Philippines
- Phot , an obsolete unit of illuminance
- ph. also ph.sc. for photosculpsit, a historical addition to artist's signatures , see signature (art) #Latin terms
Ph or Ph 1 stands for:
- Phase contrast , see phase contrast microscopy
- the Philadelphia chromosome as a specific genetic chromosome change
- the phenyl group
P ḥ or P Ḥ stands for:
- Abbreviation z. B. on cards for Parish , also meaning Civil Parish