centaury
noun
cen·tau·ry ˈsen-ˌtȯr-ē 
plural centauries
: any of a genus (Centaurium) of low herbs of the gentian family
especially : an Old World herb (C. crythraea synonym C. umbellatum) that produces pink flowers and is used in herbal medicine
Word History
Etymology
Middle English centaure, from Anglo-French centorie, from Medieval Latin centaurea, from Latin centaureum, from Greek kentaureion, from Kentauros
First Known Use
before the 12th century, in the meaning defined above