Definition of Eridanus in English:

Eridanus

(also Eridani)

Pronunciation /əˈridənəs/ /əˈrɪdənəs/

proper noun

Astronomy
  • A long straggling southern constellation (the River), said to represent the river into which Phaethon fell when struck by Zeus' thunderbolt.

adjective

Astronomy
  • postpositive Used with preceding Greek letter or numeral to designate a star in the constellation Eridanus.

    • ‘the star Phi Eridani’

Origin

Latin. Eridani is the Latin genitive form of Eridanus.