corona

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co·ro·na1 / kəˈrōnə/ • n. (pl. -nae / -nē; -nī/ ) 1. Astron. the rarefied gaseous envelope of the sun and other stars. ∎  (also corona discharge) Physics the glow around a conductor at high potential. ∎  a small circle of light seen around the sun or moon, due to diffraction by water droplets.2. Anat. a crown or crownlike structure. ∎ Bot. the cup-shaped or trumpet-shaped outgrowth at the center of a daffodil or narcissus flower.3. a circular chandelier in a church.4. Archit. a part of a cornice having a broad vertical face.co·ro·na2 • n. a long, straight-sided cigar.

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