plan.ˈtajənə̇t noun
( -s )
Usage: capitalized
Etymology: Plantagenet, nickname of the family adopted as surname by Richard, Duke of York died 1460
: a member of an English royal family founded by Geoffrey, Count of Anjou, through his marriage in 1128 with Matilda, daughter of Henry I of England, to which belonged the rulers of England from 1154 to 1485 — see angevin