Inherited from Proto-Italic *artos, from Proto-Indo-European *h₂r̥-tó-s (“fitted”), from the root *h₂er- (“to join, fit (together)”). Cognates include Sanskrit ऋत (ṛtá, “order; right, etc.”) and Avestan 𐬀𐬴𐬀 (aṣ̌a, “truth”).
Esercitati a parlare e a memorizzare " artus " e molte altre parole e frasi in latino .