| Acronym | Definition |
|---|
| GTOC➣GTE (General Telephone & Electronics) Telephone Operating Cos. |
| GTOC➣Global Trajectory Optimization Competition (European Space Agency) |
| GTOC➣Gospel Training and Outreach Center (Fairborn, Ohio) |
| GTOC➣Good Times Owners Club (Kawaski Motors Corp., USA; Santa Ana, CA) |
| GTOC➣Graphical Table of Contents |
| GTOC➣Geosynchronous Transfer Orbit Capability |
| GTOC➣Global Telecom Operations Center |