In Other Uses
- Halo (horse)
- Halo (medicine), a cervical brace
- Halo, West Virginia, United States
- Halo, a move used in the dance b-boying
- Halo, in non-standard analysis, describes the set of points infinitely close to a given point
- Halo antenna, a common omni-directional antenna
- Halo effect, a type of cognitive bias
- Halo, a certain type of automobile headlamp
- Halo Project (Project Halo), computer science "digital Aristotle"
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