Costmary
Pronunciation : Cost"ma*ry (kst"m-r)
Part of Speech : n.
Etymology : [L. costum an Oriental aromatic plant (Gr. kost, kust) + Maria Mary. Cf.Alecost.] (Bot.)
Definition : Defn: A garden plant (Chrysanthemum Balsamita) having a strong balsamic smell, and nearly allied to tansy. It is used as a pot herb and salad plant and in flavoring ale and beer. Called also alecost.
Source : Webster's Unabridged Dictionary, 1913