What does Hec stand for?

Hecate - A publication

Hecuba - of Euripides - Classical studies (OCD)

Ecole des Hautes Etudes Commerciales, Bibliotheque - UTLAS symbol

Hamster Embryonic Cell

Hanford Environmental Compliance - Office of Environmental Management, Department of Energy (DEEM)

Hardened Electronic Component

Harken Energy Co. - AMEX symbol (SPSG)

Harken Energy Corp. - AMEX symbol

Hartford Engineers Club (SAUS)

Hasselblad Electric Camera

Hastings Environment Council

Hautes Etudes Commerciales (DD)

Hawaii Electric Company (SAUO)

Hazeltime Electronics Corp. (SAUS)

Header Error Check (MLOA)

Header Error Checksum (RALS)

Header Error Control - Telecommunications

Health Education Council - British (DAVI)

Health Evaluation Center (DAVI)

Heard European Countries (SAUO)

Heavy Enamel Single Cellophane - Wire insulation (IAA)

Heavy Enamel Single Cotton - Wire insulation (AAG)

Heavy Engineering Corp. (SAUS)

Heckler & Koch - NCIC firearms make code (NCIC)

Hector, CA - Location identifier - FAA (FAAL)

Hector Resources, Inc. - Vancouver Stock Exchange symbol

Helicopter Element Coordinator - Navy (ANA)

Heliservicio Campeche SA de CV - Mexico - ICAO designator (FAAC)

Hella Electronics Corp. - Automotive industry supplier

Hepatoma Cells - Oncology

Heritage Craft, Longville, MN - Manufacturer code for watercraft hull identification number (USCG)

High Emission Cathode

High Endurance Cutter (SAUS)

High-Energy Chemistry

High Energy Corona (ABAC)

Higher Education

Higher Education Corporanon (SAUS)

Hispanic Broadcasting Corp. - KAMA, El Paso, Texas

Hodgin's Election Cases - Ontario - A publication (DLA)

Hoffman Electronics Corp. (SAUS)

Hollerith Electronic Computer

Home Equity Conversion

Hooker Electrochemical Company (SAUO)

Hoosier Environmental Council - Indiana's largest state-wide environmental organization (IDEM)

Horowitz-Eastman-Crane Method (SAUS)

Human Economy Center (EA)

Human Endometrial Cancer - Oncology

Human Endothelial Cell - Cytology

Human Engineering Computers

Human Enteric Coronavirus

Human Environment Center (EA)

Human Epithelial Cell - Cytology

Human Equivalent Concentration (EEVL)

Human Exercise Centrifuge

Hybrid Electronic Center - Automotive electronics

Hydro-Electric Commission, Tasmania (SAUS)

Hydrogen Embrittlement Cracking (PDAA)

Hydrologic Engineering Center - Davis, CA - Army (GRD)

Hydroxyergocalciferol - Organic chemistry (MAE)

(Hydroxyethyl)cellulose - Organic chemistry

Hydroxyethyl Cellulose (SAUS)

Hydroxyethylcysteine - Organic chemistry

United States Department of Health and Human Services, Health Care Financial Administration, Baltimore, MD - OCLC symbol (OCLC)