Noun halo has 3 senses
  1. aura, aureole, halo, nimbus, glory, gloriole - an indication of radiant light drawn around the head of a saint
    --1 is a kind of light, lightness
  2. ring, halo, annulus, anulus, doughnut, anchor ring - a toroidal shape; "a ring of ships in the harbor"; "a halo of smoke"
    --2 is a kind of toroid
    --2 has particulars: fairy ring, fairy circle
  3. halo - a circle of light around the sun or moon
    --3 is a kind of
    atmospheric phenomenon
    --3 has particulars: solar halo, parhelic circle, parhelic ring
,
TOP