Clar"i*on (?), n. [OE. clarioun, OF. clarion, F. clairon, LL. clario, claro; so called from its clear tone, fr. L. clarus clear. See Clear.]
A kind of trumpet, whose note is clear and shrill.
He sounds his imperial clarion along the whole line of battle.
E. Everett.
© Webster 1913.