HI
Look up hi in Wiktionary, the free dictionary.
HI or Hi may refer to:
Arts and entertainment
- Hello Internet, a podcast hosted by CGP Grey and Brady Haran
 - Hi (magazine), teen-lifestyle publication
 - "Hi" (Ofra Haza song), a song by Ofra Haza, Israel's entry in the 1983 Eurovision Song Contest
 - Hi, a character in the comic strip Hi and Lois
 - Hi Records, in music, a Memphis soul and rockabilly label
 - Hi (album), a 2021 album by Scottish band Texas 
- "Hi" (Texas song), the title track
 
 - Hi (EP), a 2006 EP by Psapp
 - Hi~, a 2015 repackage of South Korean girl group Lovelyz' 2014 album Girls' Invasion
 - "Hi", a song from the Xiu Xiu album Always
 
Language
- Hi (cuneiform), a cuneiform sign
 - Hi (kana) (ひ, ヒ), a Japanese written character
 - Hindi, an Indo-Aryan language (ISO 639-1 language code HI)
 - Hi, a greeting in the English language similar to hello
 - Hi (Armenian letter) (Յ), an Armenian script letter
 
Organizations and events
- Harlem International Film Festival, an annual five-day film festival
 - Hostelling International, a federation of youth hostel associations
 - Houston Industries Incorporated, former name of GenOn Energy
 - University of Iceland, abbreviated "HÍ", from Háskóli Íslands
 
Places
- Hi River, also known as the Ili River, in northwestern China
 - Hainan, a province of China (Guobiao abbreviation HI)
 - Hawaii, United States of America
 - Hotel Indonesia, a hotel in Jakarta, Indonesia
 
Science and technology
- Hydrogen iodide, in chemistry, a diatomic molecule
 - Health informatics, a discipline at the intersection of information science, computer science, and health care
 - Historical institutionalism, in sociology, a social science method
 - Hormonal imprinting, a biological phenomenon
 - Hemagglutination inhibition, method for quantifying the relative concentration of viruses, bacteria, or antibodies
 
Other uses
- HI, a code for subtitles for the hearing impaired
 - Hi Brigham (1892–1987), American football player
 - Hi Brown (1910–2010), American producer
 - Humorous Interpretation, an event in high school forensics competitions
 
See also
- H I region, in astronomy, an interstellar cloud composed of neutral atomic hydrogen
 - H&I (disambiguation)
 - High (disambiguation)
 - HY (disambiguation)
 - Hydrogen-1, in physics, an isotope of hydrogen with one proton and zero neutrons (also known as protium)