δια-βάθρα, ἡ,
ladder, Aristeas 106, [[ 1st c.BC-1st c.AD: Strabo Geographus 16.2.40, 1st c.BC: Dionysius Halicarnassensis 5.41, etc.] Refs 1st c.BC+]: especially ship's gangway, [[ PPetr. 2p.38 (3rd c.BC). ] Refs 3rd c.BC+]
__II drawbridge, [[ 2nd c.AD: Apollodorus Damascenus Mechanicus “Abhandlungen der Göttinger Gesellschaft der Wissenschaften (Phil.-hist. Klasse)” 170.1, +others] Refs 2nd c.AD+]: generally, bridge, [[ “PSI” 5.543 (3rd c.BC). ] Refs 3rd c.BC+]