Your abbreviation search returned 19 meanings
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| Rank Abbr. | Meaning | |
|---|---|---|
| HALO | High Altitude Low Opening (parachuting) | |
| HALO | High Altitude Observatory | |
| HALO | Halation (cinematography) | |
| HALO | Habitation and Logistics Outpost (space flight) | |
| HALO | Hispanic American Leadership Organization (student organization) | |
| HALO | Helping and Leading Others (est. 2009) | |
| HALO | Hazardous Area Life-Support Organization (Humanitarian aid organization and trust fund) | |
| HALO | High Altitude Large Optics | |
| HALO | High Amount Lock Out (stocks) | |
| HALO | High Altitude Low Orbit (game) | |
| HALO | High Altitude Low Observable | |
| HALO | High Altitude Long Operating (Angel Technologies) | |
| HALO | Hostile Artillery Locator (BAE Systems) | |
| HALO | Highly Advanced Loader Operations (paintball) | |
| HALO | High Articulation Laser Optics (Reston, VA) | |
| HALO | Hypersonic Aircraft Launch Option | |
| HALO | Hematopoietic/Hemotoxicity Assays Via Luminescence Output (HemoGenix) | |
| HALO | High Availability Load Optimizing (web hosting) | |
| HALO | Help a Loser Out | |
Note: We have 46 other definitions for HALO in our Acronym Attic