Minotaur
noun
Mi·no·taur ˈmi-nə-ˌtȯr 
ˈmī-
ˈmī- : a monster shaped half like a man and half like a bull, confined in the labyrinth built by Daedalus for Minos, and given a periodic tribute of youths and maidens as food until slain by Theseus
Word History
Etymology
Middle English, from Latin Minotaurus, from Greek Minōtauros, from Minōs + tauros bull
First Known Use
14th century, in the meaning defined above