Main Entry: Ple·ia·des

Pronunciation: \ˈplē-ə-ˌdēz, ˈplā-, chiefly British ˈplī-\

Function: noun plural

Etymology: Latin, from Greek

Date: 14th century

1 : the seven daughters of Atlas turned into a group of stars in Greek mythology
2 : a conspicuous cluster of stars in the constellation Taurus that includes six stars in the form of a very small dipper