διώρυξις

From LSJ

τούτων γάρ ἑκάτερον κοινῷ ὀνόματι προσαγορεύεται ζῷον, καί ὁ λόγος δέ τῆς οὐσίας ὁ αὐτός → and these are univocally so named, inasmuch as not only the name, but also the definition, is the same in both cases (Aristotle, Categoriae 1a8-10)

Source

Spanish (DGE)

-εως, ἡ
táct. excavación en el asedio de una ciudad ποιοῦσι δὲ τὴν διώρυξιν οἱ πολέμιοι οὐκ ἐπ' εὐθείας Anon.Strat.13.28.