Halo is a noun referring to a ring of light surrounding a luminous object, often depicted as a circular glow. It can also describe an aura of brightness or sanctity around a person or thing, and is used metaphorically to denote a halo effect or elevated status. In everyday use, it can refer to the luminous ring seen around the sun or moon during optical phenomena, or to a figurative radiance associated with virtue or special significance.
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