Main entry: calamus, shaft, quill
Definition: the hollow spine of a feather
Main entry: Calamus, genus Calamus
Definition: a genus of Sparidae
Main entry: Acorus calamus, flagroot, myrtle flag, sweet calamus, sweet flag, calamus
Definition: perennial marsh plant having swordlike leaves and aromatic roots
Main entry: calamus
Definition: the aromatic root of the sweet flag used medicinally
Main entry: calamus
Definition: any tropical Asian palm of the genus Calamus; light tough stems are a source of rattan canes