corona

Main Entry:: co·ro·na
Pronunciation:: \kə-ˈrō-nə\
Function:: noun
Etymology:: Latin, garland, crown, cornice — more at crown
Date:: 1548

1: the projecting part of a classic cornice2 a: a usually colored circle often seen around and close to a luminous body (as the sun or moon) caused by diffraction produced by suspended droplets or occasionally particles of dust b: the tenuous outermost part of the atmosphere of a star (as the sun) c: a circle of light made by the apparent convergence of the streamers of the aurora borealis d: the upper portion of a bodily part (as a tooth or the skull) e: an appendage or series of united appendages on the inner side of the corolla in some flowers (as the daffodil, jonquil, or milkweed) f: a faint glow adjacent to the surface of an electrical conductor at high voltage3 [from La Corona, a trademark] : a long cigar having the sides straight to the end to be lit and being roundly blunt at the other end

[corona illustration]

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