Costmary

cost;mary pronunciation: function: noun inflected form(s): plural cost;mar;iesetymology: middle english costmarie, from coste costmary (from old english cost, from latin costum, from greek kostos, a fragrant root) + marie the virgin marydate: 14th century : an aromatic composite eurasian herb (chrysanthemum balsamita syn. tanacetum balsamita) having leaves used as a potherb and in flavoring