| Acronym | Definition |
|---|
| HLL➣High Lift Lever (aviation) |
| HLL➣Hindustan Lever Limited |
| HLL➣High Level Language |
| HLL➣Horizontal Life Line |
| HLL➣High Liquid Level |
| HLL➣High-Speed, Low-Voltage, Low-power Logic |
| HLL➣Helideck Limitations List (aviation safety) |
| HLL➣Holmium Laser Lithotripsy |
| HLL➣Hayden Lake Library (Hayden, ID) |