HEC

• Art Garvey
• HDMI
• HEC syndrome
• Habitable Exoplanets Catalog
• Hautes Études Commerciales (disambiguation)
• Header Error Control
• Heart of Europe Bio-Crystallography Meeting
• Heavy Engineering Corporation
• Hec Clouthier
• Hec Crighton
• Hec Cyre
• Hec Davidson
• Hec Edmundson
• Hec Fowler
• Hec Gervais
• Hec Highton
• Hec Kilrea
• Hec Lalande
• Hec McKay
• Hec Oakley
• Hec Ramsey
• Hec Yeomans
• Heckington railway station
• Hector Dyer
• Hector Hogan
• Hector Lépine
• Hector Pothier
• Hector Waller
• Higher Education Commission (disambiguation)
• Hollerith Electronic Computer
• Hongkong Electric Company
• Hotel Ezra Cornell
• Hydro Tasmania
• Hydroxyethyl cellulose
• Hyperelliptic curve
• Hyperinsulinemic euglycemic clamp
• Hyundai Engineering (HEC)
• chemotherapy-induced nausea and vomiting