itis Save Could not find iten in Logeion dictionaries. iten feminine ablative singular, feminine vocative plural, feminine nominative plural, feminine accusative plural of itis iten present active imperative 2nd singular of eo iten present active subjunctive 2nd singular of ito See iten in Morpho Lewis & Short itis, is, f., a Tuscan word meaning day, from which Idus is derived, Macr. S. 1, 15.