πλᾰτύν-ω,
(πλατύς) widen, τὰ φυλακτήρια [[ NT.Matt.23.5; τὴν εἰσβολήν 1st c.AD: Josephus Historicus “Bellum Judaicum” 5.8.1 ] NT+1st c.AD+]; π. τὸ στῖφος widen it out,[[ [prev. work] 5.2.1; τοὺς ἐφεξῆς στίχους 2nd c.AD: Arrianus Historicus “Tactica” 17.2: _metaphorically_, τὴν ψυχὴν εὐγενεστέραν τῆς φύσεως πλατύνας “IG” 5(2).268.12 (Mantinea, 1st c.BC):] Refs 1st c.BC+] —middle, τὴν γῆν πλατύνεσθαι widen one's territory, [[ 5th-6th c.BC: Xenophon Historicus “Institutio Cyri (Cyropaedia)” 5.5.34 ] Refs 5th c.BC+]:—passive, grow broad, widen out, [[ 4th c.BC: Aristoteles Philosophus “Mirabilia” 841a2, “Mu.” 393a23, etc. ] Refs 4th c.BC+]; of the pupils, to be dilated, [[ 1st-2nd c.AD: Plutarchus Biographus et Philosophus 2.376f: _metaphorically_, ἡ καρδία πεπλάτυνται ] Refs 1st c.AD+]is opened, relieved from care, [[ NT.2Cor.6.11; ἐπλάτυνας τὴν καρδίαν μου LXX.Psa.118(119).32. ] LXX+NT]
__2 ἐπλατύνθη.. τὸ στόμα μου was opened wide,[[LXX.1Ki.2.1: hence, _metaphorically_, μὴ πλατυνθῇ ἡ καρδία] LXX] be puffed up,[[LXX.Deu.11.16 ] LXX]:—middle, talk big of oneself, τί πλατύνεαι, ἠλίθιος ὥ; [[Timo 34.4. ] Refs]
__3 pronounce broadly, τὴν φωνήν [[ 2nd c.AD: Hermogenes Rhetor “περὶ ἰδεῶν” 1.6, 1st-2nd c.AD: Harpocratio Grammaticus see at {λαρυγγίζειν}. ] Refs 1st c.AD+]
__4 amplify, τὸν λόγον [[ 1st c.BC: Philodemus Gadarensis Epigrammaticus “Ind.Sto.” 24; τὴν ἑρμηνείαν 2nd c.AD: Hermogenes Rhetor “προγυμνάσματα” 3 ] Refs 1st c.BC+]:—passive, διήγησις πλατύνεται τρόποις [[ [prev. author] “Inv.” 2.7 ] Refs]: absolutely, use amplification, [[ 1st c.BC: Dionysius Halicarnassensis “de Dinarcho” 6. ] Refs 1st c.BC+]