What does GTC stand for?

Gain Time Constant (MCD)

Gain Time Control

Gas Turbine Center - Research center (RCD)

Gas Turbine Compressor

Gateway to Care

Generalized Tonic-Clonic - Seizure - Medicine (DB)

Generalized Tonic Convulsion - Medicine (EDAA)

General Teaching Council - British

General Telephone Company (SAUO)

General Tool Contract (MCD)

General Trading Companies (SAUO)

General Trading Company (SAUO)

General Transformation Corporation (SAUO)

General Transistor Corp. (AAG)

Genetic Thermal Cycler (SAUS)

Genome Therapeutics Corp.

Geological Testing Consultant (SAUS)

Georgia Teachers College - Later, Georgia Southern College (AEBS)

Geotechnical consultant (SAUS)

German Territorial Command (SAUS)

Gestational Trophoblastic Carcinoma - Medicine (MELL)

Ghana Tobacco Company (SAUO)

Giant Cell Thyroiditis - Medicine (DMAA)

Girls' Training Corps - British (DAS)

Give Tokens Confirm (SAUS)

Glasstech Corporation, Miami, FL - Manufacturer code for watercraft hull identification number (USCG)

Global Tomorrow Coalition (EA)

Glycol Trim Console (MCD)

Golder, Thoma & Cressey - Chicago, IL - Telecommunications service (TSSD)

Good Till Canceled - as in a brokerage order

Good Till Cancelled (EXCG)

Good Till Countermanded (SAUS)

Government Telegraph Code - British - World War II

Government Trade Commissioner (SAUO)

Government Training Centre - British

Government Transport Corporation (SAUO)

Government Travel Center (SAUO)

Grand Touring Coupe - In automobile name Lincoln Mark VII GTC

Grand Trunk Corp. (EFIS)

Gran Turismo Cabriolet - Automobile model designation

Greater Toy Center (EA)

Greene, Tweed & Co. Ltd (SAUO)

Gross Treating Cost - Fuels and lubricants

Ground Terminal Computer (XSAL)

Ground Test Conductor (MCD)

Group for Technical Coordination - Marine science (MSC)

Group Training Command - Air Force - British

Group Training Company

Guam Territorial College (SAUO)

Guanidinium Thiocyanate - Biochemistry

Guidance Transfer Container

Guild of Television Cameramen - British (EA)

Gulf Transport - AAR code

Gulf Transport Company (SAUO)

Man, WV - Location identifier - FAA (FAAL)

Transcontinental Group Ltd (EFIS)