Liddell–Scott–Jones: ἀρτῐότης

ἀρτῐότης,ητος,ἡ,

A. soundness, entireness,

Arr. Epict. 1.22.12 , Gal. Thras. 12 , Stob. 2.7.7a .

2. of numbers,evenness,opp.περιττότης,

Arist. Metaph. 1004b11 .