διά-κενος, ον,
empty, hollow, σφαῖρα [[ 2nd c.AD: Soranus Medicus 1.93; τὸ δ. ] Refs 2nd c.AD+]gap, breach, [[ 5th c.BC: Thucydides Historicus 4.135, 5.71; τὸ δ. τοῦ ὀδόντος 2nd c.AD: Antyllus Medicus cited in 4th c.AD: Oribasius Medicus 10.36.3 ] Refs 5th c.BC+]; interval, [[ 4th c.BC: Aristoxenus Musicus “Harmonica” p.26 M.; τὰ δ. ] Refs 4th c.BC+]hollows, [[ 5th-6th c.BC: Plato Philosophus “Timaeus” 58b, 60e ] Refs 5th c.BC+]; διάκενον δεδορκότα with a vacant stare, of skeletons, [[ 2nd c.AD: Lucianus Sophista “Nec.” 15. ] Refs 2nd c.AD+]
__II empty or vain, [[ 5th-6th c.BC: Plato Philosophus “Leges” 820e ] Refs 5th c.BC+]; δ. ἑλκυσμός, of idle fancies, [[ 3rd c.BC: Chrysippus Stoicus 2.22 ] Refs 3rd c.BC+]. adverb -νως, ἕλκειν τὴν διάνοιαν [[ 4th c.AD: Iamblichus Philosophus “de Mysteriis” 2.10; κοπιᾶν 15th c.AD: Macarius Paroemiographus 1.99. ] Refs 4th c.AD+]
__III thin, lank, [[ 1st-2nd c.AD: Plutarchus Biographus et Philosophus “Lycurgus” 17; δ. καὶ λαγαροί [prev. author] “Publ.” 15; δ. τοὺς βουβῶνας 2nd-3rd c.AD: Philostratus Sophista “de gymnastica” 37. ] Refs 1st c.AD+]
__IV porous, [[ 2nd c.AD: Galenus Medicus 8.672] Refs 2nd c.AD+]; δ. ἄρτοι light bread, [[ LXX.Num.21.5. ] LXX]
__V adverb διακένως, ζώνη δ. ὑφασμένη of a gauzy texture, [[ 1st c.AD: Josephus Historicus “Antiquitates Judaicae” 3.7.2. ] Refs 1st c.AD+]