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Dysnomia

American  
[dis-noh-mee-uh] / dɪsˈnoʊ mi ə /

noun

  1. the satellite of Eris, a dwarf planet orbiting the sun beyond Pluto.

Dysnomia Scientific  
/ dĭs-nō′mē-ə /

  1. The satellite of the dwarf planet Eris.

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.