spärˈgānēəm noun
Etymology: New Latin, from Latin sparganion bur reed, from Greek, diminutive of sparganon swaddling band
1. capitalized : a genus (coextensive with the family Sparganiaceae) of marsh or aquatic herbs of temperate regions with simple or branching stems, linear leaves, and monoecious flowers in globose heads — see bur reed
2. -s : any plant of the genus Sparganium