| Acronym | Definition |
|---|
| GDU➣Growing Degree Unit (crop maturity rates) |
| GDU➣Gun Display Unit |
| GDU➣Garmin Display Unit (avionics) |
| GDU➣Gas Dehydration Unit |
| GDU➣Gas Detection Unit |
| GDU➣Garbage Disposal Unit |
| GDU➣George Double Use (band) |
| GDU➣Gene Drayton Unit (band) |
| GDU➣Groveley Detection Ultrasonic |
| GDU➣Gelatin Digesting Unit |
| GDU➣Global Delivery Unit (industrial production center network) |
| GDU➣graphical display unit |
| GDU➣Gastroduodenal Ulceration |
| GDU➣Gunner Display Unit |
| GDU➣Gun Direction Unit |
| GDU➣Gimbal Drive Unit |
| GDU➣Glutamine Dumper (amino acid transporter in plants) |
| GDU➣Gate Driver Unit (automotive) |
| GDU➣Global Defense Union |
| GDU➣Gas Drying Unit |