[ ih-rid-n-uhs ]

noun,genitive E·rid·a·ni [ih-rid-n-ahy]. /ɪˈrɪd nˌaɪ/. Astronomy.
  1. the River, a large southern constellation between Cetus and Orion, containing the bright star Achernar.

Words Nearby Eridanus Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

British Dictionary definitions for Eridanus


/ (ɛˈrɪdənəs) /

nounLatin genitive Eridani (ɛˈrɪdəˌnaɪ)
  1. a long twisting constellation in the S hemisphere extending from Orion to Hydrus and containing the first magnitude star Achernar

Origin of Eridanus

from Greek Eridanos river in Italy (sometimes identified with the Po) into which, according to legend, Phaëthon fell

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