1. Plural of helicon; large brass wind instruments of the tuba family, typically coiled to fit around the player's body.
Usage: musical instrument; primarily used in military bands and folk music
2. In classical mythology, references to Mount Helicon or the Muses associated with it; used poetically or archaically.
Usage: archaic; literary; mythological

Examples

• The marching band's helicons provided deep, resonant bass notes during the parade.
• Several helicons were arranged in a semicircle on the concert stage.
• The tuba section included both traditional tubas and helicons for different tonal qualities.
• Helicons are favored in Eastern European folk ensembles for their warm, mellow sound.
• The musician wrapped the helicon around his shoulder to play it comfortably while standing.