Psi

Psi stands for:

Psi (letter) (Greek neuter Ψι, Ψ majuscule, minuscule ψ ), the 23rd letter of the Greek alphabet
Psi (Instant Messenger) is an instant messenger software
Psi phenomenon, a scene expression of parapsychology

Psi is an abbreviation for:

Pound -force per square inch, an Anglo American measuring unit for pressure

PSi is an abbreviation for:

Porous silicon is a form of the chemical element silicon

PSI stands for:

Indicated horsepower; is sometimes (but not DIN standard -compliant ) used to indicate already in the unit that the performance of a compressor or a piston engine - especially steam engine or steam locomotive - indexed (that is indirectly determined ) is specified; Nowadays it is common the feature ' indexed ' within the size designation indicate

PSI is an abbreviation for:

Pan - Sahel Initiative, military assistance agreement with the United States Chad, Niger, Mali and Mauritania
Para Social interaction, a special ( deviant, alternatively trained ) social behavior
Periodontal Screening Index, a measure in periodontology for the determination of the severity of gingivitis or periodontitis
Partai Sosialis Indonesia ( Indonesian), German: Socialist Party of Indonesia, a former party in the Republic of Indonesia, was established on 1948 and existed until 1960, when it was banned by President Sukarno
Partito Socialista Italiano, Italian Socialist Party
Paul Scherrer Institute, a Swiss research institute for natural and engineering sciences
Secunia Personal Software Inspector, installed software application to control the versions on known vulnerabilities and updates
Pestalozzischule Idstein, a gymnasium, among other things, based in the Renaissance castle
Equestrian International, an equestrian magazine
Poly (organo ) siloxane is a high temperature polymer, for example, for flexible circuit boards, see silicones
Population Services International, an international NGO which deals with health problems
Potentially Shippable Increment, an increment in Scrum
Program Specific Information, additional information in a MPEG2 data stream
Project Server Interface, interface to MS Project Server
Proliferation Security Initiative, a U.S. initiative to protect against the proliferation of weapons of mass destruction
PSI Trade Fair ( Promotional Product Service Institute ), an exhibition of the promotional products industry in Dusseldorf
Protocol for Stage Illumination, a network protocol for lighting, etc.
PSI AG ( also PSI Aktiengesellschaft for products and information technology systems ), a publicly held German software company, based in Berlin
Public sector information, an EU directive, see Directive 2003/98/EC ( PSI Directive )
Public Services International, a global umbrella organization for public sector unions
Pubblicazioni della Società Italiana per la ricerca dei Greci e Papiri latini in Egitto, an Italian collection of ancient papyri