1. untrodden, impassable, inaccessible , of mountains, (Herdotus Historicus), etc.; of a river, not fordable , (Xenophon Historicus)

2. of holy places, not to be trodden , like ἄθικτος, (Sophocles Tragicus): metaphorically pure, chaste , ψυχή (Plato Philosophus)

3. of horses, not ridden , (Lucian)

4. active, ἄβ. πόνος a plague that hinders walking , i.e. gout, (Lucian) (ML)