\ ˈer-is
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Definition of Eris
: a dwarf planet with a mean distance from the sun of 67 astronomical units (6.2 billion miles) and a diameter of 1500 miles (2400 kilometers)
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“Eris.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Eris. Accessed 13 Apr. 2021.
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Time Traveler for Eris
The first known use of Eris was in 2006
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