<p><strong>Noun</strong></p><ul><li>(used with a plural verb) Astronomy: A group of stars comprising a moving cluster in the constellation Taurus, supposed by the ancients to indicate the approach of rain when they rose with the sun.</li><li>Classical Mythology: A group of nymphs and sisters of the Pleiades who nurtured the infant Dionysus and were placed among the stars as a reward.</li></ul>