What does HGC stand for?

Hartford Graduate Center (SAUS)

Hercules Graphics - Computer science (CDE)

Hercules Graphics Controller (SAUS)

High resolution Graphies Control (SAUS)

Hodgdon Yachts Inc., East Boothbay, ME - Manufacturer code for watercraft hull identification number (USCG)

Hudson General Corp. - AMEX symbol (SPSG)

Human Genome Center (SAUS)

Hypergolic Clean