Webster's Revised Unabridged Dictionary · 1913

Coronis

Coronis (k?-r?"n?s) , noun

[Greek korwni`s anything curved. See Cornice.]

1.
In Greek grammar, a sign ['] sometimes placed over a contracted syllable. — W. W. Goodwin
2.
The curved line or flourish at the end of a book or chapter; hence, the end. [Rare] — Bp. Hacket