HEC
# HEC

HEC or hec may refer to:

## Math and science

* Habitable Exoplanets Catalog
* HEC syndrome, a medical condition characterized by hydrocephalus, endocardial fibroelastosis and cataracts
* Highly emetogenic chemotherapy, a term for chemotherapy drugs associated with a high incidence of chemotherapy-induced nausea and vomiting
* Hyperelliptic curve, a particular type of algebraic curve
* Hyperinsulinemic euglycemic clamp, a test to measure insulin resistance
* Hydroxyethyl cellulose, a gelling and thickening agent derived from cellulose

## Organizations

* Hautes Études Commerciales (disambiguation), French language business schools in Francophone countries
* Higher Education Commission (disambiguation)
* Hongkong Electric Company
* Hotel Ezra Cornell, Cornell Hotel School student-run Hospitality Leadership Conference
* Hydro Tasmania, previously known as the Hydro-Electric Commission
* Hyundai Engineering (HEC), a Korean firm founded in 1974

## People

### Nickname

* Hec Clouthier (born 1949), Canadian Member of Parliament
* Hec Crighton (fl. 1952–1986), Canadian Hall-of-Fame high school football coach
* Hec Cyre (1901–1971), Canadian-born National Football League player
* Hector Dyer (1910-1990), American sprinter
* Hec Edmundson (1886–1964), American basketball coach
* Hec Fowler (1892–1987), Canadian ice hockey player
* Art Garvey (1900-1973), American National Football League player
* Hec Gervais (1934–1997), Canadian curler
* Hec Highton (1923–1985), Canadian National Hockey League player
* Hector Hogan (1931-1960), Australian sprinter
* Hec Kilrea (1907–1969), Canadian National Hockey League player
* Hec Lalande (1934–2010), Canadian National Hockey League player
* Hector Lépine (1897-1951), Canadian National Hockey League player
* Hector Pothier (born 1954), former Canadian Football League player
* Hector Waller (1900-1942), Royal Australian Navy captain
* Hec Yeomans (1895-1968), Australian rules footballer

### Given name (presumed)

* Hec Davidson (1908–1976), former Australian rules footballer
* Hec McKay (fl. 1904–1935), Australian rules footballer
* Hec Oakley (1909–1998), Australian cricketer

## Other uses

* Hollerith Electronic Computer, Britain's first mass-produced business computer
* Header Error Control, a method used in some telecommunication protocols
* HDMI Ethernet Channel, technology that consolidates video, audio and data streams into a single HDMI cable
* the title character of Hec Ramsey, a television Western (1972–1974)
* Heckington railway station, England; National Rail station code HEC
* HEC-meeting, the Heart of Europe Bio-Crystallography Meeting
* Human equivalent concentration
