Quick Definition
certainly
Strong's Definition
a particle of affirmation (only with G2229 (ἦ)); assuredly
Derivation: a stronger form of G3303 (μέν);
KJV Usage: + surely
Thayer's Greek Lexicon
μήν (Prtcl) ((from Homer down)), a particle of affirmation, verily, certainly, truly (Wis_6:25); ἤ μήν, see under ἤ at the end.
Mounce Concise Greek Dictionary
μήν mēn 18x
a month, Luk_1:24 ; Luk_1:26 ; Luk_1:36 ; Luk_1:56 ;
in NT the new moon, the day of the new moon, Gal_4:10 month.
Abbott-Smith Greek Lexicon
μήν ,
a particle of assurance, verily, truly; εἰ (εἶ ) μ . ( = cl ., ἦ μ , in LXX and Papyri), now verily, full surely: Heb_6:14 ( LXX ).†
Moulton & Milligan — Vocabulary of the Greek NT
μήν [page 410]
See s.v. εἶ μήν . Other exx. of the particle are P Petr II. 16 .13 (mid. iii/B.C.) (= Witkowski .2 , p. 12), ἠκούσ ]αμεν ἀριθμὸν ἔσεσθαι ἐκ τῶν Ἀρσινοε [ίω ]ν , οὐ μὴ [ν ἀλλ ]ὰ πευσόμεθα ἀκριβέστερον , P Lond 42 .28 (B.C. 168) (= I. p. 30, Selections , p. 11) οὐ μὴν ἀλλ᾽ ἐπεὶ καὶ ἡ μήτηρ σου τυγχάνει βαρέως ἔχουσα , κα [λῶ ]ς ποιήσεις κτλ ., nor is this all, but since your mother is in great trouble about it, you will do well, etc., P Oxy III. 471 .126 (ii/A.D.) οὐ μὴν εἰς̣ [τὸ ] του̣ͅ .[. . . . .] ἀγοραίου κριτη̣ρ̣[ίου βῆμα ?] ἑπτακαιδεκαετ [ὴς παῖς ἕσ ]πετό σοι ; did not a boy of 17 years accompany you to the judgement-seat in the public court? (Edd.), and ib. 472 .37 ( c. A.D. 130) ἀλλὰ μὴ̣ν̣· υτ̣ω̣ν πίστεως περὶ τούτων οὔσης παρὰ τῷ δοκοῦντι πεπρακέναι , again, if there had been security given to the supposed seller (Edd.).
STEPBible — Tyndale Abridged Greek Lexicon
μήν
a particle of assurance, verily, truly; εἰ (εἶ) μ. (= cl., ἦ μ. in LXX and π.), now verily, full surely: Heb.6:14 (LXX).†
(AS)
