οὐ τῷ πλήθει ἀλλὰ τῷ ἀξιώματι → not in numbers but in quality
SourceFrench (Bailly abrégé)
ης (ἡ) :
l'Ossa, mont de Thessalie.
English (Autenrieth)
Ossa, a mountain in Thessaly, Od. 11.315.
Russian (Dvoretsky)
Ὄσσα: ἡ Осса (гора в сев.-вост. Фессалии) Hom. etc.