IP

IP is the usual abbreviation for Internet Protocol. It is also a common abbreviation for different things in different fields.

IP may refer to:

Science and technology

Biology

* Immunoprecipitation, an antibody-based protein extraction technique
* Isoelectric point, pH where a chemical molecule carries no net charge
* Infundibulopelvic (ligament)
* Incontinentia pigmenti, a genetic disorder
* Intra-Peritoneal, an anatomical/medical descriptor, or intraperitoneal injection
* Inter-Phalangeal, an anatomical/medical term

Chemistry

* Immunoprecipitation, an antibody-based protein extraction technique
* Ion plating, an especial way to plate a surface.

Computer science

* Instruction pointer, or program counter in computer processing
* Integer programming, a special case of linear programming
* Interactive Polynomial-time, a particular complexity class of languages that have interactive proofs

Internet

* Internet Protocol, the computer networking protocol used on the Internet
* Internet protocol suite or TCP/IP protocol suite, Internet communications protocols
* IP address (Internet Protocol address), a computer's network address
* ip (struct), a C structure used to construct an Internet Protocol header

Medicine

* Idiopathic Parkinsonism, Parkinsonism, or Parkinson's Disease, where the cause of the disease is unknown

Other

* IP Code, (International Protection) an international standard rating for the protection of electrical equipment against accidental contact and the ingress of dust and water.

Geography

* Clipperton Island (FIPS territory code)
* Induced polarization, a geophysical imaging technique
* Ip, Sălaj, a village in Romania

Humanities

Language

* Inflection phrase, in syntax

Law

* Insolvency practitioner, a specialist in formal insolvency cases
* Intellectual property, an umbrella term for various legal entitlements which attach to certain names, written and recorded media, and inventions
* Imperial Police, the former name of the Indian Police Service in British India
* injured person, abbreviation used by police in England and Wales

Politics

* Independence Party of Minnesota, a political party in Minnesota
* Independent Party

Other

* Information professional, a professional dealing with information, such as a librarian, network administrator or database administrator
* A variation of Yip, a Chinese surname
* Integrated project, an instrument to support objective-driven research, within European research activities
* Integrated Programme, a specialized education route in Singapore
* Iraqi Police
* International Paper, a world leader in pulp and paper making/distribution

Other

* Atyrau Air Ways IATA airline designator
* Image processing
* Innings pitched, a pitcher's statistic in baseball
* Integrated production, natural farming
* IP Hotel and Casino, a casino resort located in Biloxi, MS