ἀνάβασις (anabasis)

1. a going up, mounting on horseback, (Xenophon Historicus):—; πᾶσα ἄμβασις = πάντες ἀναβάται, all the horsemen , (Sophocles Tragicus)
2. an expedition up from the coast into Central Asia, as that of the younger Cyrus, (Xenophon Historicus)
3. a way up, ascent of a tower or mountain, (Herdotus Historicus) (ML)