# HS

> Mediated Wiki article. Canonical URL: https://mediated.wiki/source/HS
> Markdown URL: https://mediated.wiki/source/HS.md
> Source: https://en.wikipedia.org/wiki/HS
> Source revision: 1356288235
> License: Creative Commons Attribution-ShareAlike 4.0 International (https://creativecommons.org/licenses/by-sa/4.0/)

**HS** or **Hs** can stand for:

## Businesses and brands

- [HS Produkt](/source/HS_Produkt), a Croatian firearms manufacturer
- *[Helsingin Sanomat](/source/Helsingin_Sanomat)*, a newspaper in Finland
- [Hawker Siddeley](/source/Hawker_Siddeley), aircraft manufacturing group
- [Henschel & Son](/source/Henschel_%26_Son), in aircraft prefixes; e.g., Hs 117
- [Head & Shoulders](/source/Head_%26_Shoulders) or H&S, a shampoo brand
- [Harris Scarfe](/source/Harris_Scarfe) and HS Home, a chain of Australian department stores

## Science and technology

### Chemistry

- [Hassium](/source/Hassium), symbol Hs, a chemical element
- [Humic substance](/source/Humic_substance)
- [Bisulfide](/source/Bisulfide), HS−, a chemical compound derived from H2S
- [Mercapto radical](/source/Sulfanyl), HS•, a radical molecule
- [Hun stuff](/source/Hun_stuff) (a World War I name for mustard gas)

### Medicine

- [hs](/source/List_of_medical_abbreviations:_H), medical abbreviation for "hours of sleep"
- *[h.s.](/source/List_of_medical_abbreviations:_H)*, medical abbreviation for the Latin phrase *hora somni* ("at bedtime")
- [Hereditary spherocytosis](/source/Hereditary_spherocytosis), a genetic disorder marked by hemolytic anemia
- [Hidradenitis suppurativa](/source/Hidradenitis_suppurativa), a skin condition affecting apocrine sweat glands and hair follicles

### Other uses in science and technology

- '.hs', the [Haskell programming language](/source/Haskell_(programming_language))'s typical filename extension
- [Heat sink](/source/Heat_sink)
- [Higman–Sims group](/source/Higman%E2%80%93Sims_group), in mathematics
- \left\|\cdot\right\|_{\text{HS}}, the [Hilbert–Schmidt norm](/source/Hilbert%E2%80%93Schmidt_norm)
- [Hilbert series](/source/Hilbert_series) of a graded algebra
- [Horizon scanning](/source/Horizon_scanning), a method from futures studies
- [Hypothetical syllogism](/source/Hypothetical_syllogism), a proof rule in classical logic

## Vehicles

- [Curtiss HS](/source/Curtiss_HS), an American patrol flying boat
- [Lexus HS](/source/Lexus_HS), a Japanese compact hybrid sedan
- [MG HS](/source/MG_HS), a Chinese-British compact SUV
- YTHS HS, a Chinese unmanned aerial vehicle series

## Other uses

- [Harlem Spartans](/source/Harlem_Spartans), a British hip hop collective
- [Harmonized System](/source/Harmonized_System), the Harmonized Commodity Description and Coding System of tariff nomenclature
- [High school](/source/High_school) (secondary education)
- [Holy Spirit](/source/Holy_Spirit)
- [HS postcode area](/source/HS_postcode_area), covering the Outer Hebrides, Scotland
- [Sestertius](/source/Sestertius), an ancient Roman coin
- [Solar Hijri calendar](/source/Solar_Hijri_calendar) (= Hijri Shamsi)
- [SS-Heimatschutz Slowakei](/source/SS-Heimatschutz_Slowakei) (HS), a German paramilitary group in Slovakia during World War II
- Thailand ([aircraft registration](/source/Aircraft_registration) prefix HS)

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Adapted from the Wikipedia article [HS](https://en.wikipedia.org/wiki/HS) by Wikipedia contributors ([contributor history](https://en.wikipedia.org/wiki/HS?action=history)). Available under [Creative Commons Attribution-ShareAlike 4.0 International](https://creativecommons.org/licenses/by-sa/4.0/). Changes may have been made.