arterium Save Could not find arteriis in Logeion dictionaries. arteriis Noun: neuter dative plural, Noun: neuter ablative plural of arterium arteriis Noun: feminine ablative plural, Noun: feminine dative plural of arteria See arteriis in Morpho Gaffiot 2016 artērĭum, ĭī, n. , trachée artère : Lucr. 4, 527.