Function: noun
Date: 1765
: a perennial marsh herb ( Acorus calamus ) of the arum family with long narrow sword-shaped leaves and an aromatic rootstock ― called also calamus
Function: noun
Date: 1765
: a perennial marsh herb ( Acorus calamus ) of the arum family with long narrow sword-shaped leaves and an aromatic rootstock ― called also calamus
Merriam Webster Collegiate English Dictionary. Merriam Webster - Энциклопедический словарь английского языка. 2012