We found one dictionary that defines the word arithmetical hierarchies:

General (1 matching dictionary)

1. arithmetical hierarchies: Wiktionary

▸ Words similar to arithmetical hierarchies ▸ Usage examples for arithmetical hierarchies ▸ Idioms related to arithmetical hierarchies ▸ Wikipedia articles (New!) ▸ Words that often appear near arithmetical hierarchies ▸ Rhymes of arithmetical hierarchies ▸ Invented words related to arithmetical hierarchies