noun plural \ˈhī-ə-ˌdēz\

Definition of HYADES

:  a V-shaped cluster of stars in the head of the constellation Taurus held by the ancients to indicate rainy weather when they rise with the sun

Origin of HYADES

Latin, from Greek
First Known Use: 14th century


   (Concise Encyclopedia)

Open cluster of several hundred stars in the constellation Taurus. The bright star Aldebaran appears to be a member of the cluster but is much closer to Earth than the Hyades, which is about 130 light-years away. Five genuine members of the group are visible to the unaided eye.


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