HEC
HEC stands as an abbreviation for:
- École des hautes études commerciales , French-speaking business schools
- HDMI Ethernet Channel , network connection in an HDMI cable, see High Definition Multimedia Interface # HDMI cable types and properties
- Header Error Check (also Header Error Control ), an error correction method in telecommunications
- HEC meeting, see Heart of Europe Bio-Crystallography Meeting , a conference on structural biology
- Heilbronner Ice Hockey Club, see Heilbronner Falken
- Aid Association of Evangelical Christians , in Austria
- Hydro-Electric Commission , an Australian power generation company, see Hydro Tasmania
- Hydroxyethyl cellulose , a cellulose ether
- Hyperelliptic curve , a specific type of algebraic curve, see hyperelliptic curve
