1. dysnomia - Noun
2. Dysnomia - Proper noun
(Greek mythology) demon of lawlessness
(astronomy) The moon of the dwarf planet Eris
dysnomia (uncountable)
anomic aphasia, a condition affecting the memory that impairs the recall of words or names.
Eris is the main object, Dysnomia the small grey disk just above it. Source: Internet