HP may refer to:

Businesses, groups, organisations

* HP Inc., an American technology company **

Hewlett-Packard The Hewlett-Packard Company, commonly shortened to Hewlett-Packard ( ) or HP, was an American multinational information technology company. It was founded by Bill Hewlett and David Packard in 1939 in a one-car garage in Palo Alto, California ...

, the predecessor to HP before the 2015 split **

Hewlett Packard Enterprise The Hewlett Packard Enterprise Company (HPE) is an American multinational information technology company based in Spring, Texas. It is a business-focused organization which works in servers, storage, networking, containerization software and ...

, the other company created as a result of the split * HP Foods, British food products company *

Handley Page Handley Page Limited was a British aerospace manufacturer. Founded by Frederick Handley Page (later Sir Frederick) in 1909, it was the United Kingdom's first publicly traded aircraft manufacturing company. It went into voluntary liquidation a ...

, an aircraft company *

Hindustan Petroleum Hindustan Petroleum Corporation Limited (HPCL) is an Indian public sector undertaking in Petroleum industry, petroleum and natural gas industry, headquartered in Mumbai. It is a subsidiary of the Oil and Natural Gas Corporation (ONGC), which ...

, Indian petroleum company, subsidiary of Oil and Natural Gas Corporation * America West Airlines (1981–2006), an American airline (IATA code HP) * Amapola Flyg (2004–present), a Swedish airline (IATA code HP) * HP Books, an imprint of the

Penguin Group Penguin Group is a British trade book publisher and part of Penguin Random House, which is owned by the German media company, media Conglomerate (company), conglomerate Bertelsmann. The new company was created by a Mergers and acquisitions, mer ...

* Populist Party (Turkey) (''Halkçı Parti''), a political party in Turkey between 1983 and 1985

Brands, products, items

* Aero Adventure Aventura HP, an ultralight amphibian aircraft * China Railways HP, heavy freight train steam locomotive * Hilton-Pacey HP (car), a British 1920s 3-wheeled cyclecar automobile * HP Sauce, British sauce named after Houses of Parliament * Hy-Tek HP, a single-engined high-wing trike aircraft * Ilford HP, cubic-grained black-and-white photographic film series, and photographic film prefix * Walther HP, handgun

Places

Harrison Plaza Harrison Plaza (HP) was a shopping mall situated along Adriatico Street corner Ocampo Street in the district of Malate in Manila, Philippines. Opened in 1976 and closed at the end of 2019, it was the first modern and major shopping mall loca ...

, a shopping mall in the Philippines that closed down in 2019 * Heart Peaks, a volcano in Canada *

Himachal Pradesh Himachal Pradesh (; Sanskrit: ''himācāl prādes;'' "Snow-laden Mountain Province") is a States and union territories of India, state in the northern part of India. Situated in the Western Himalayas, it is one of the thirteen Indian Himalayan ...

, a state in India *

HP postcode area The HP postcode area, also known as the Hemel Hempstead postcode area,Royal Mail, ''Address Management Guide'', (2004) is a group of twenty-four postcode districts in England, within eleven post towns. These cover south-west Hertfordshire (inclu ...

, UK *

High Point, North Carolina High Point is a city in the Piedmont Triad region of the United States, U.S. state of North Carolina. Most of the city is in Guilford County, North Carolina, Guilford County, with parts extending into Randolph County, North Carolina, Randolph, ...

, US

People and characters

* Hal Porter (1911–1984), Australian author * Harry Pearson (audio critic) (1937–2014), American audio critic * Harry Potter (character), a fictional character in J.K. Rowling's Wizarding World fictional universe

Arts, entertainment, media

* ''

Harry Potter ''Harry Potter'' is a series of seven Fantasy literature, fantasy novels written by British author J. K. Rowling. The novels chronicle the lives of a young Magician (fantasy), wizard, Harry Potter (character), Harry Potter, and his friends ...

'', a novel series by J.K. Rowling * Hello Project (H!P), a J-pop idol brand under Japanese music company Up-Front Group * '' Horse-Power: Ballet Symphony'', a 1932 ballet composed by Carlos Chávez *

Hot Package ''Hot Package'' is an Adult Swim entertainment variety show, created by Derrick Beckles. The show parodies network entertainment shows such as ''Entertainment Tonight'' and '' Access Hollywood''. Instead of sourcing its news from real celebritie ...

, a TV show created by Adult Swim * '' HP: To the Highest Level Na!'', a 2005 Philippine TV sitcom * "HP" (song), a 2019 song by Maluma

Science, engineering, technology

Horsepower Horsepower (hp) is a unit of measurement of power, or the rate at which work is done, usually in reference to the output of engines or motors. There are many different standards and types of horsepower. Two common definitions used today are t ...

, a unit of power * Haptoglobin, a protein *

Hypersensitivity pneumonitis Hypersensitivity pneumonitis (HP) or extrinsic allergic alveolitis (EAA) is a syndrome caused by the repetitive inhalation of antigens from the environment in susceptible or sensitized people. Common antigens include molds, bacteria, bird droppin ...

, a respiratory inflammation * High precipitation supercell, a thunderstorm classification * Hilbert polynomial of a graded algebra * Horizontal pitch unit, 0.2 inches, used to specify rack-mounted equipment width * H/P, hacking/

phreaking Phreaking is a slang term coined to describe the activity of a culture of people who study, experiment with, or explore telecommunication systems, such as equipment and systems connected to public telephone networks. The term ''phreak'' is a se ...

Heat pump A heat pump is a device that uses electricity to transfer heat from a colder place to a warmer place. Specifically, the heat pump transfers thermal energy using a heat pump and refrigeration cycle, cooling the cool space and warming the warm s ...

, a machine that transfers thermal energy between spaces

Other uses

* Half-pay, former UK pay for military personnel not on active service * Haltepunkt, German for "railway halt" * Higher Power, a concept in Alcoholics Anonymous and in similar twelve-step organisations * Hire purchase, a type of sales-instalment plan * Hit points or health points in video games, often used in role-playing genre culture. * Hollow-point bullet, a type of round *

Home page A home page (or homepage) is the main web page of a website. Usually, the home page is located at the Root directory, root of the website's Domain name, domain or subdomain. For example, if the domain is example.com, the home page is likely l ...

, the main page of a website *

Howiesons Poort Howiesons Poort (also called HP) is a technological and cultural period characterized by material evidence with shared design features found in South Africa, Lesotho, and Namibia. It was named after the Howieson's Poort Shelter archaeological site ...

, a stone-age technology period in Africa