Eridanus Definition
ĭ-rĭdn-əs
noun
A long S constellation extending from the celestial equator to Hydrus and including the bright star Achernar.
Webster's New World
A constellation in the Southern Hemisphere near Fornax and Cetus.
American Heritage
pronoun
(astronomy) A large winter constellation of the northern sky. It lies near Orion and Cetus.
Wiktionary
Origin of Eridanus
-
From Latin Eridanus, from Ancient Greek Ἠριδανός (Ēridanos).
From Wiktionary
Greek Ēridanos mythical river associated with the myth of Phaeton
From American Heritage Dictionary of the English Language, 5th Edition
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