Co-rō'nā, n.

noun

n.; pl. CO-RŌ'NÆ. [Lat. corōna, crown, Gr. κορώνη, any thing curved, κυρωνός, curved.]

(Arch.) A large, flat member of a cornice, usually of considerable projection, to carry off the rain that falls on it, called by workmen the drip. Gwilt. [See Illustr. of Column.]
(Anat.) The upper surface of some part, as of a tooth.
(Astron.) A peculiar luminous appearance, or aureola, which surrounds the dark body of the moon during a total eclipse of the sun.
(Bot.) (a.) A crown-like margin of the top of a flower. (b.) An appendage at the top of some petals, or seeds.
(Meteorol.) (a.) A circle, usually colored, around a luminous body, as the sun or moon. (b.) A peculiar phase of the aurora borealis, formed by the concentration or convergence of luminous beams around the point in the heavens indicated by the direction of the dipping needle.
A crown or circlet suspended from the roof or vaulting of churches, to hold tapers lighted on solemn occasions. It is sometimes formed of double or triple circlets, arranged pyramidically. Fairholt.
(Mus.) A character called the pause or hold, 𝄐. [Rare.]