#1 halo n. [aura, aureole, nimbus, glory, gloriole] an indication of radiant light drawn around the head of a saint. wn
#2 halo n. [ring, annulus, doughnut, anchor ring] a toroidal shape; "a ring of ships in the harbor"; "a halo of smoke". wn
#3 halo n. a circle of light around the sun or moon. wn
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