HL
(Redirected from Hl)
HL may refer to:
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In arts and entertainment
- Half-Life (series), a video game series by Valve
- Half-Life (video game), the first game in that series
- Horseland, an online community and virtual game
- Harry Styles and Louis Tomlinson, part of the popular boyband One Direction known as HL when referred to together
Businesses
- Hangars Liquides, an electronic music label
- Hargreaves Lansdown, a British investment company
- Hitachi-LG Data Storage, an optical disc drive manufacturer
- Hogan Lovells, an international law firm
- Houlihan Lokey, an international investment bank
- Hovedstadens Lokalbaner, a Danish local railway company
- HL Group, a South Korean company
In linguistics
- Template:Angbr, a Latin-script digraph
- Reduction of /hl/ to /l/ in Old/Middle English
- Voiceless alveolar lateral fricative, a sound sometimes represented as Template:Angbr
Science, technology, and mathematics
- HL gas, a mixture of sulfur mustard and lewisite
- Half-life, in nuclear physics
- Hectolitre, a unit of volume
- Hessdalen light, an unexplained light seen in Norway
- Hodgkin's lymphoma, a highly treatable hematological malignancy ("blood cancer")
- Hotline, a telecommunications link
- Hydrogen line, a spectral line
- Hypotenuse Leg, a postulate of geometry
- HL, an amateur radio call sign prefix in South Korea
Other uses
- Hueiyen Lanpao, a Meitei-English bilingual newspaper of Manipur
- Croatian Labourists – Labour Party (Croatian: Template:Lang), a political party in Croatia
- Headline, a text indicating the nature of the article below it
- Heilongjiang, a province of China (Guobiao abbreviation HL)
- Hit list (disambiguation)
- House of Lords, the upper house of the Parliament of the United Kingdom
- Higher Level, a level of course difficulty in the International Baccalaureate Diploma Programme
- Hong Kong Higher Level Examination, a standardized examination from 1979 to 1992