HPP may refer to:

Medicine

Allopurinol Allopurinol is a medication used to decrease high blood uric acid levels. It is specifically used to prevent gout, prevent specific types of kidney stones and for the high uric acid levels that can occur with chemotherapy. It is taken by mouth ...

, a medication *

Hereditary pyropoikilocytosis Hereditary pyropoikilocytosis (HPP) is an autosomal recessive form of hemolytic anemia characterized by an abnormal sensitivity of red blood cells to heat and erythrocyte morphology similar to that seen in thermal burns or from prolonged exposure ...

, a blood disorder *

HPP epoxidase (S)-2-hydroxypropylphosphonic acid epoxidase (, ''HPP epoxidase'', ''HppE'', ''2-hydroxypropylphosphonic acid epoxidase'', ''Fom4'', ''(S)-2-hydroxypropylphosphonate epoxidase'') is an enzyme with systematic name ''(S)-2-hydroxypropylphosphonate,N ...

, an enzyme *

Hypokalemic periodic paralysis Hypokalemic periodic paralysis (hypoKPP), also known as familial hypokalemic periodic paralysis (FHPP), is a rare, autosomal dominant channelopathy characterized by muscle weakness or paralysis when there is a fall in potassium levels in the blood ...

, a muscle disease *

Hypophosphatasia Hypophosphatasia (; also called deficiency of alkaline phosphatase, phosphoethanolaminuria, or Rathbun's syndrome; sometimes abbreviated HPP) is a rare, and sometimes fatal, inherited metabolic bone disease. Clinical symptoms are heterogeneous, ...

, a bone disease

Other uses

* Hardy-Pomeau-Pazzis model, in computational fluid dynamics *

Harrington Park Press Harrington Park Press (HPP) is an academic/scholarly book publisher based in New York City, specializing in LGBTQ topics such as diversity, inclusivity, and equality. Originally an imprint of The Haworth Press, Inc. (now part of the Routledge/T ...

, an American publisher *

Harris Performance Products Harris Performance Products are a British-based motorcycle racing and parts manufacturer. The business started in Roydon, Essex, England making replacement chassis for road racing, housing Yamaha TZ250/TZ350 engines using a monoshock rear ...

, a British motorcycle racing/parts manufacturer * Hawaiian Paradise Park, a community on the island of Hawaii *

Head Phones President Head Phones President (stylized as HEAD PHONES PRESIDENT) is a Japanese metal band formed in Tokyo in 1999. Their sound has been described as alternative metal, progressive metal, avant-garde metal, and nu metal. They have played various musi ...

, a Japanese metal band * Health Partners Plans, a health insurance network * High Performance Programme, in cricket * High pressure processing of food *

Holme Pierrepont National Watersports Centre Holme Pierrepont Country Park, home of The National Water Sports Centre is located in the hamlet of Holme Pierrepont near Nottingham, England and on the River Trent. It is used for many different types of sports and has recently received sign ...

, in England * Human Proteome Project *

Hydroelectric power plant Hydroelectricity, or hydroelectric power, is electricity generated from hydropower (water power). Hydropower supplies one sixth of the world's electricity, almost 4500 TWh in 2020, which is more than all other renewable sources combined and ...

* Hydrometallurgy Pilot Plant, in Egypt *

C++ C++ (pronounced "C plus plus") is a high-level general-purpose programming language created by Danish computer scientist Bjarne Stroustrup as an extension of the C programming language, or "C with Classes". The language has expanded significan ...

Header file Many programming languages and other computer files have a directive, often called include (sometimes copy or import), that causes the contents of the specified file to be inserted into the original file. These included files are called copybooks ...

* Headturn Preference Procedure, in

statistical language acquisition Statistical language acquisition, a branch of developmental psycholinguistics, studies the process by which humans develop the ability to perceive, produce, comprehend, and communicate with natural language in all of its aspects (phonological, synt ...

* Honda Power Port, a type of

two-stroke power valve system {{Unreferenced, date=February 2018 The two-stroke power valve system is an improvement to a conventional two-stroke engine that gives a high power output over a wider RPM range. Operation of a two-stroke engine A ''stroke'' is the action of a pis ...

Handan East railway station The Handan East railway station () is a station on the Beijing–Guangzhou–Shenzhen–Hong Kong High-Speed Railway located in Handan, Hebei. History The station was opened on 26 December 2012, together with the Beijing-Zhengzhou Zhengzhou ...

, China Railway telegraph code HPP * Hosted Payment Page (also known as Hosted Checkout), used in ecommerce for secure checkouts. *

HTTP parameter pollution HTTP Parameter Pollution (HPP) is a web application vulnerability exploited by injecting encoded query string delimiters in already existing parameters. The vulnerability occurs if user input is not correctly encoded for output by a web applicati ...

{{Disambiguation