βᾰθύνω:—
passive, pluperfect βεβάθυστο [[ 4th-5th c.AD(?): Nonnus Epicus “Dionysiaca” 39.305 ] Refs 4th c.AD+]: (βαθύς):— deepen, hollow out, βάθυνε δὲ χῶρον ἅπαντα, of a torrent, [[ 8th c.BC: Ilias Homerus Epicus “Illiad” 23.421 ] Refs 8th c.BC+]; ἔσκαψε καὶ ἐβάθυνε dug and dug deep, [[NT.Luke.6.48] NT]; ἐβάθυνε πέδον ταρσῷ, of a dog, [[ 4th-5th c.AD(?): Nonnus Epicus “Dionysiaca” 47.239: _metaphorically_, ὁ λιμὸς βαθύνει ἑαυτόν 1st c.AD: Josephus Historicus “Bellum Judaicum” 5.12.3 ] Refs 1st c.AD+]: especially as military term, deepen, τὴν φάλαγγα [[ 5th-6th c.BC: Xenophon Historicus “Institutio Cyri (Cyropaedia)” 6.3.23, 8.5.15, compare 2nd c.AD: Arrianus Historicus “Tactica” 25.11 ] Refs 5th c.BC+]:—passive, become deep, be deepened, λίμνη β. [[ 4th-3rd c.BC: Theophrastus Philosophus “Historia Plantarum” 4.11.3; κρημνὸς βαθύνεται εἰς ἀπορρῶγα 1st c.AD: Josephus Historicus “Bellum Judaicum” 1.21.3 ] Refs 4th c.BC+]; νάσως βαθυνομένας ἀπὸ ῥιζᾶν, of Delos, [[ “Hymnus ad Isim” 160; τὸ βαθυνόμενον τῆς ῥηγμῖνος 6th c.AD: Agathias Historicus et Epigrammaticus 2.2 ] Refs 6th c.AD+]; of a deep wound, [[ 4th-5th c.AD(?): Nonnus Epicus “Dionysiaca” 39.305 ] Refs 4th c.AD+]; βαθυνομέναις χερσί in or with the hollowed hands, [[[prev. work] 11.180. ] Refs]
__2 in Mathematics texts, add a third dimension, β. τὰ ἐπίπεδα [[ 5th c.AD: Proclus Philosophus ] Refs 5th c.AD+] in R.2.52 K.,[[compare “in Ti.” 1.146 4th c.BC: Demosthenes Orator ] Refs 4th c.BC+]:—passive, κυκλικῶς βαθυνθέντες [[ 6th c.AD: Simplicius Philosophus “in Aristotelis Physica commentaria - Comm. in Arist. Graeca” 59.17. ] Refs 6th c.AD+]
__II intransitive, sink deep, [[ 1st c.AD: Philo Judaeus 1.248, 2.402 ] Refs 1st c.AD+]; sink, crumble, [[ 2nd c.AD: Apollodorus Damascenus Mechanicus “Abhandlungen der Göttinger Gesellschaft der Wissenschaften (Phil.-hist. Klasse)” 157.8. ] Refs 2nd c.AD+]