cost·​mary ˈkȯst-ˌmer-ē How to pronounce costmary (audio)
plural costmaries
: an aromatic composite Eurasian herb (Chrysanthemum balsamita synonym Tanacetum balsamita) having leaves used as a potherb and in flavoring

Word History


Middle English costmarie, from coste costmary (from Old English cost, from Latin costum, from Greek kostos, a fragrant root) + Marie the Virgin Mary

First Known Use

15th century, in the meaning defined above

Time Traveler
The first known use of costmary was in the 15th century

Dictionary Entries Near costmary

Cite this Entry

“Costmary.” Dictionary, Merriam-Webster, Accessed 30 May. 2024.

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