Clār’i-on, n.

noun

n. [L. Lat. clario, claro, from Lat. clarus, clear, from its shrill sound; Fr. clarion, O. Fr. claron, Sp. clarin, Pg. clarim.] A kind of trumpet, whose note is clear and shrill.

He sounds his imperial clarion along the whole line of battle. E. Everett.

A clarion, a long, narrow brass trumpet with a looped tube and flared bell.
Clarion.