fourness
The property or state of being four in number.
Noun
- The property or state of being four in number.
- There is such a thing as threeness, or fourness, and the threeness of three cannot be added to the fourness of four. - 2005, John Dillon, The Heirs of Plato: A Study of the Old Academy (347-274 BC):
Synonyms: quaternity
Origin
From four + -ness.