The Collaborative International Dictionary of English v.0.48:
Phyle \Phy"le\, n.; pl. Phyl[ae]. [NL., fr. Gr. ? a body of men united by ties of blood or habitation.] A local division of the people in ancient Athens; a clan; a tribe. [1913 Webster]WordNet (r) 3.0 (2006):
phyle n 1: a tribe of ancient Athenians