n.; pl. L. Coronæ (-n&unr_;), E. Coronas [ L. corona crown. See Crown. ] 1. A crown or garland bestowed among the Romans as a reward for distinguished services. [ 1913 Webster ]

2. (Arch.) 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. [ 1913 Webster ]

3. (Anat.) The upper surface of some part, as of a tooth or the skull; a crown. [ 1913 Webster ]

4. (Zool.) The shelly skeleton of a sea urchin. [ 1913 Webster ]

5. (Astronomy) A peculiar luminous appearance, or aureola, which surrounds the sun, and which is seen only when the sun is totally eclipsed by the moon. [ 1913 Webster ]

6. (Bot.) (a) An inner appendage to a petal or a corolla, often forming a special cup, as in the daffodil and jonquil. (b) Any crownlike appendage at the top of an organ. [ 1913 Webster ]

7. (Meteorol.) (a) A circle, usually colored, seen in peculiar states of the atmosphere around and close to 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. [ 1913 Webster ]

8. 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. Fairholt. [ 1913 Webster ]

9. (Mus.) A character [ &pause_; ] called the pause or hold. [ 1913 Webster ]

n. See Coranach. [ 1913 Webster ]

a. [ L. coronalis: cf. F. coronal. ] 1. Of or pertaining to a corona (in any of the senses). [ 1913 Webster ]

The coronal light during the eclipse is faint. Abney. [ 1913 Webster ]

2. Of or pertaining to a king's crown, or coronation. [ 1913 Webster ]

The law and his coronal oath require his undeniable assent to what laws the Parliament agree upon. Milton. [ 1913 Webster ]

3. Of or pertaining to the top of the head or skull. [ 1913 Webster ]

4. (Zool.) Of or pertaining to the shell of a sea urchin. [ 1913 Webster ]

Coronal suture (Anat.), a suture extending across the skull between the parietal and frontal bones; the fronto-parietal suture. [ 1913 Webster ]

n. 1. A crown; wreath; garland. Spenser. [ 1913 Webster ]

2. The frontal bone, over which the ancients wore their coronæ or garlands. Hooper. [ 1913 Webster ]

n. [ L., a crowning. ] (Zool.) The upper margin of a hoof; a coronet. [ 1913 Webster ]

n. 1. A small bone in the foot of a horse. [ Webster 1913 Suppl. ]

2. Informal shortening of coronary thrombosis, also used informally to mean heart attack. [ PJC ]

a. [ L. coronarius: cf. F. coronaire. ] 1. Of or pertaining to a crown; forming, or adapted to form, a crown or garland. “Coronary thorns.” Bp. Pearson. [ 1913 Webster ]

The catalogue of coronary plants is not large in Theophrastus. Sir T. Browne. [ 1913 Webster ]

2. (Anat.) Resembling, or situated like, a crown or circlet; as, the coronary arteries and veins of the heart. [ 1913 Webster ]

. The small pastern bone of the horse and allied animals. [ Webster 1913 Suppl. ]

. A cushionlike band of vascular tissue at the upper border of the wall of the hoof of the horse and allied animals. It takes an important part in the secretion of the horny walls. [ Webster 1913 Suppl. ]

n. the blockage of the coronary artery of the heart by a thrombus. [ PJC ]