CORONA

noun the shelly skeleton of a sea urchin.

2. corona ·noun a character called the pause or hold.

3. corona ·noun the upper surface of some part, as of a tooth or the skull; a crown.

4. corona ·noun any crownlike appendage at the top of an organ.

5. corona ·noun a crown or garland bestowed among the romans as a reward for distinguished services.

6. corona ·noun an inner appendage to a petal or a corolla, often forming a special cup, as in the daffodil and jonquil.

7. corona ·noun a circle, usually colored, seen in peculiar states of the atmosphere around and close to a luminous body, as the sun or moon.

8. corona ·noun a peculiar luminous appearance, or aureola, which surrounds the sun, and which is seen only when the sun is totally eclipsed by the moon.

9. corona ·noun the projecting part of a classic cornice, the under side of which is cut with a recess or channel so as to form a drip. ·see ·illust. of column.

10. corona ·noun 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.

11. corona ·noun 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. called also corona lucis.