from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A Eurasian perennial herb (Chrysanthemum balsamita) in the composite family, having aromatic foliage sometimes used for potpourri, tea, or flavoring.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. An aromatic plant, of the genus Balsamita, once used to flavour ale (prior to the use of hops)
from the GNU version of the Collaborative International Dictionary of English
- n. 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.
from The Century Dictionary and Cyclopedia
- n. A perennial plant, Tanacetum Balsamita, of the natural order Compositæ, a native of the south of Europe, long cultivated in gardens for the agreeable fragrance of its leaves.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. tansy-scented Eurasian perennial herb with buttonlike yellow flowers; used as potherb or salad green and sometimes for potpourri or tea or flavoring; sometimes placed in genus Chrysanthemum
- n. leaves used sparingly (because of bitter overtones) in sauces and soups and stuffings
Middle English costmarie : cost, costmary (from Old English, from Latin costum, from Greek kostos, from Sanskrit kuṣṭhaḥ) + marie, Mary, the mother of Jesus.(American Heritage® Dictionary of the English Language, Fourth Edition)