Cor"o*nal [L. coronalis: cf. F. coronal.]
1.
Of or pertaining to a corona (in any of the senses).
The coronal light during the eclipse is faint.
Abney.
2.
Of or pertaining to a king's crown, or coronation.
The law and his coronal oath require his undeniable assent to what laws the Parliament agree upon.
Milton.
3.
Of or pertaining to the top of the head or skull.
4. Zool.
Of or pertaining to the shell of a sea urchin.
Coronal suture Anat., a suture extending across the skull between the parietal and frontal bones; the frontoparietal suture.
© Webster 1913.
Cor"o*nal, n.
1.
A crown; wreath; garland.
Spenser.
2.
The frontal bone, over which the ancients wore their coronae or garlands.
Hooper.
© Webster 1913.