halo
n 1: an indication of radiant light drawn around the head of a
saint [syn: aura, aureole, nimbus, glory, gloriole]
2: a toroidal shape; "a ring of ships in the harbor"; "a halo
of smoke" [syn: ring, annulus, anulus, doughnut, anchor
ring]
3: a circle of light around the sun or moon
[also: haloes (pl)]