| Acronym | Definition |
|---|
| LTG | Long Term Goal |
| LTG | Lock the Gate (Australian alliance) |
| LTG | London Thames Gateway (development corporation; UK) |
| LTG | Lamotrigine (antiepileptic drug) |
| LTG | Leitung (German: direction) |
| LTG | Leadership Training Graduate (real estate) |
| LTG | Lightning |
| LTG | Lieutenant General |
| LTG | Low Tier God |
| LTG | Language Technology Group |
| LTG | Little Theatre Guild (UK) |
| LTG | Life Time Guarantee |
| LTG | Lieutenant Governor |
| LTG | Little Tin God |
| LTG | Logical Track Group |
| LTG | Life Transformation Group (prayer group) |
| LTG | Low Tension Glaucoma |
| LTG | Line Trunk Group |
| LTG | Left to Go |
| LTG | Lose the Game |
| LTG | Low Temperature Growth |
| LTG | Leisure Travel Group |
| LTG | Location, Trend, Gradient (speech recognition) |
| LTG | Lighting Technology Greenhouse (Rensselaer Polytechnic Institute; Troy, NY) |
| LTG | Labor Time Guide |
| LTG | Linear Threshold Gate |
| LTG | Life Together Group (prayer) |
| LTG | Long Term Gain |
| LTG | Lower the Guns |
| LTG | Local Tactical Grid |
| LTG | Lesson Topic Guide |
| LTG | Laboratory Test Group |
| LTG | Level Term Guaranteed (life insurance) |
| LTG | Logical Time Grid |
| LTG | Learn to Google |
| LTG | Launch those Geese (pinball slang) |