Definitions

1. noun

a rare or obsolete term for a lack or absence of order, harmony, or coherence

“The artist’s anarithia was jarringly evident in the discordant color scheme.”

2. noun

a term in mathematics, specifically in number theory, referring to a hypothetical number system with no order or structure

“The mathematician’s research on anarithia led to a groundbreaking discovery in the field of number theory.”