H3

Look up h3 in Wiktionary, the free dictionary.

H3, H03 or H-3 may refer to:

• H3 (film), a 2001 film about the 1981 Irish hunger strike
• H3 – Halloween Horror Hostel, a 2008 German horror-parody television film
• Happy Hustle High, a manga series by Rie Takada, originally titled "H3 School!"
• h3h3Productions, styled "[h3]", a satirical YouTube channel

• Triatomic hydrogen (H₃), an unstable molecule
• Trihydrogen cation (H₃⁺), one of the most abundant ions in the universe
• Tritium (³H), or hydrogen-3, an isotope of hydrogen
• ATC code H03 Thyroid therapy, a subgroup of the Anatomical Therapeutic Chemical Classification System
• British NVC community H3, a heath community of the British National Vegetation Classification system
• Histamine H₃ receptor, a human gene
• Histone H3, a component of DNA higher structure in eukaryotic cells
• Hekla 3 eruption, a huge volcanic eruption around 1000 BC

• HTTP/3, the third major version of the Hypertext Transfer Protocol
• Socket H3, a CPU socket
• <h3></h3>, the level-3 HTML heading markup element

• H3 (rocket), a Japanese expendable launch system
• H-3 Air Base, a former Iraqi Air Force base in western Iraq
• Dynali H3 EasyFlyer, a Belgian helicopter
• Howland H-3 Pegasus, an American ultralight aircraft
• Sikorsky SH-3 Sea King, an American twin-engined anti-submarine warfare helicopter
• Standard H-3, an early American reconnaissance aircraft
• VFW-Fokker H3 Sprinter, a West German experimental rotorcraft

• Brilliance H3, a Chinese compact sedan
• Great Wall Haval H3, a Chinese compact SUV
• Huansu H3, a Chinese compact MPV
• Hummer H3, an American mid-size SUV
• IFA Horch H3, an East German lorry
• Rely H3, a Chinese light commercial van

• Alstom Prima H3, a French diesel/battery hybrid locomotive
• GNR Class H3, a class of British steam locomotives
• H3 series of METRORail tramways in Houston

• H3 Monks Way, part of the Milton Keynes grid road system, United Kingdom
• Interstate H-3, a highway in Hawaii

• H3 (yacht), a luxury yacht
• HMS Grenville (H03), a destroyer of the British Royal Navy
• HMS H3, a submarine of the British Royal Navy
• USS H-3 (SS-30), a submarine of the United States Navy

• H3 (classification), a para-cycling classification
• H3 (Kuwait), an archaeological site
• H3 (pyrotechnics), a pyrotechnic composition
• *h₃, one of the three laryngeals in the reconstructed Proto-Indo-European language
• H3 Entertainment, a subsidiary of the film industry company The H Collective
• H3 Podcast, hosted by Ethan Klein
• Gerovital H3, a pseudoscientific anti-aging treatment
• Hash House Harriers, an international group of non-competitive running, social and drinking clubs
• H3, an 18th-century marine chronometer by John Harrison
• H3, a type of automotive halogen lamp
• H3 Hardy Collaboration Architecture, a firm started by Hugh Hardy
• DSC-H3, a 2008 Sony Cyber-shot camera

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• 3H (disambiguation)
• HHH (disambiguation)
• Triple H (disambiguation)

Topics referred to by the same term

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