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Bible Lexicons

Old & New Testament Greek Lexical DictionaryGreek Lexicon

Strong's #4645 - σκληρύνω

from (G4642)
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  1. to make hard, harden
  2. metaph.
    1. to render obstinate, stubborn
    2. to be hardened
    3. to become obstinate or stubborn
Hebrew Equivalent Words:
Strong #: 2388 ‑ חָזַק (khaw‑zak');  3513 ‑ כָּבַד (kaw‑bad, kaw‑bade');  7185 ‑ קָשָׁה (kaw‑shaw');  7188 ‑ קָשַׁח (kaw‑shakh');  
Frequency Lists
Verse Results
KJV (6)
Acts 1
Romans 1
Hebrews 4
NAS (7)
Acts 2
Romans 1
Hebrews 4
HCS (6)
Acts 1
Romans 1
Hebrews 4
BSB (6)
Acts 1
Romans 1
Hebrews 4
ESV (6)
Acts 1
Romans 1
Hebrews 4
WEB (6)
Acts 1
Romans 1
Hebrews 4
Liddell-Scott-Jones Definitions


harden, opp. μαλάσσω, Hp. Acut. 45, Arist. HA 548b23: Pass., with pf. ἐσκλήρυσμαι Hp. Liqu. 6, and -υμμαι, to be hardened, grow hard, Id. VM 22, Thphr. Lap. 11 .

2. metaph., ς. τὴν καρδίαν τινός harden his heart, LXX Exodus 7:3,al., Ep.Hebrews 3:8,cf. Ep.Romans 9:18 : Pass., LXX Si. 30.12 .

Thayer's Expanded Definition

σκληρύνω (cf. Winer's Grammar, 92 (88)); 1 aorist subjunctive 2 person plural σκληρύνητε; passive, imperfect ἐσκληρυνομην; 1 aorist ἐσκληρυνθην; (σκληρός, which see); the Sept. for הִקְשָׁה and הִזֵּק, to make hard, to harden; properly, in Hippocrates and Galen; metaphorically, to render obstinate, stubborn (A. V. to harden): τινα, Romans 9:18 (in opposed to those who interpret it to treat harshly, cf. Fritzsche, vol. ii., p. 323f; (cf., too, Meyer at the passage)); τήν καρδίαν τίνος, Hebrews 3:8, 15 and Hebrews 4:7 (from Psalm 94:8 (); cf. Exodus 7:3, 22; Exodus 8:19; Exodus 9:12); passive (the Sept. for קָשָׁה and חָזַק) to be hardened, i. e. become obstinate or stubborn: Acts 19:9; Hebrews 3:13.

Thayer's Expanded Greek Definition, Electronic Database.
Copyright © 2002, 2003, 2006, 2011 by Biblesoft, Inc.
All rights rserved. Used by permission. BibleSoft.com
Abbott-Smith Manual Greek Lexicon of the New Testament


(< σκληρός ),

[in LXX chiefly for H7185 hi., also for H2388;]

to harden. Metaph., to harden, make stubborn: c. acc pers., Romans 9:18; T. καρδίας (Psalms 95:8), Hebrews 3:8; Hebrews 3:15; Hebrews 4:7. Pass., to become hardened: Acts 19:9, Hebrews 3:13.†

Abbott-Smith Manual Greek Lexicon of the New Testament.
Copyright © 1922 by G. Abbott-Smith, D.D., D.C.L.. T & T Clarke, London.
Vocabulary of the Greek NT

For this word which is used of the covered ";portico"; or ";colonnade"; (AV, RV ";porch";) of the Temple in John 10:23, Acts 3:11, we may cite the following exx.—CP Herm I. 119 rectoiii. 16 πρὸς τῇ καμ ̣άρᾳ ὑπὸ στοὰν Ἀντινοϊτικῆς πλατίας, BGU IV. 1167.33 (B.C. 12) ἐν τῇ τετραγώ (νῳ) στοᾷ οἰκητηρίο (υ), ib. 1127.34 (B.C. 8) εἰς τὸ τῆς στοᾶς λογιστήριον, P Oxy XII. 1406.11 (edict of Caracalla—A.D. 213–17) προετέθη ἐν Β ̣[αβυλῶνι ?] ὑπὸ στ ̣[ο ]ᾷ δημο ̣σι ̣, ";published at B[abylon ?] in the public colonnade"; (Edd.), ib. XVI..13 (A.D. 505) ὑπ [ὸ τ ]ὴν νοτιν [ ]ν δημοσίαν στοάν, Michel 1001ii. 17 (c. B.C. 200) εἴ κα μή τις στοὰν οἰκοδομῆσαι προαιρεῖται, Syll 588.245 (c. B.C. 180) ἐνωπίωι τῶν στοῶν, and C. and B. i. p. 155, No. 61 (A.D. 136–7) τὴν ἐξέδραν καὶ τὴν στουὰν παρ᾽ ἑαυτοῦ ἀποκαθέστησεν.


The Vocabulary of the Greek New Testament.
Copyright © 1914, 1929, 1930 by James Hope Moulton and George Milligan. Hodder and Stoughton, London.
Derivative Copyright © 2015 by Allan Loder.
List of Word Forms
εσκλήρυναν εσκλήρυνας εσκλήρυνε εσκληρύνθη εσκληρυνοντο εσκληρύνοντο ἐσκληρύνοντο σκληρυνει σκληρύνει σκληρυνείτε σκληρυνητε σκληρύνητε σκληρυνθείη σκληρυνθη σκληρυνθή σκληρυνθῇ σκληρυνομένη σκληρυνώ σκληρώς σκνίπα σκνίπες σκολιάζων esklerunonto esklērunonto esklerynonto esklerýnonto esklērynonto esklērýnonto sklerunei sklērunei sklerunete sklērunēte sklerunthe sklērunthē sklerynei sklerýnei sklērynei sklērýnei sklerynete sklerýnete sklērynēte sklērýnēte sklerynthe sklērynthē sklerynthêi sklērynthē̂i
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