Main Entry: tan·sy

Pronunciation: \ˈtan-zē\

Function: noun

Inflected Form(s): plural tansies

Etymology: Middle English tansey, from Anglo-French tanesie, from Late Latin tanacita

Date: 13th century

: a common Old World composite herb (Tanacetum vulgare) that is naturalized in North America and has bitter-tasting finely divided aromatic leaves and clustered yellow flower heads lacking ray flowers; broadly : a plant of the same genus