Quick Definition
I am peaceful, keep the peace, am at peace
Strong's Definition
to be (act) peaceful
Derivation: from G1515 (εἰρήνη);
KJV Usage: be at (have, live in) peace, live peaceably
Thayer's Greek Lexicon
εἰρηνεύω; (εἰρήνη);
1. to make peace: 1Ma_6:60; Dio Cassius, 77 12, etc.
2. to cultivate or keep peace, i. e. harmony; to be at peace, live in peace: 2Co_13:11; ἐν ἀλλήλοις, Mar_9:50; ἐν ἑαυτοῖς (T Tr αὐτοῖς), 1Th_5:13; μετά τίνος, Rom_12:18; (Plato, Theact., p. 180 b. Dio Cassius, 42, 15, etc.; the Sept.).
Mounce Concise Greek Dictionary
εἰρηνεύω eirēneuō 4x
to be at peace; to cultivate peace, concord, or harmony, Mr. 9:50; Rom_12:18 ; 2Co_13:11 ; 1Th_5:13
Abbott-Smith Greek Lexicon
εἰρηνεύω
( < εἰρήνη ),
[in LXX chiefly for H7999 , H8252 ;]
1. to bring to peace, reconcile (so 1Ma_6:60 ).
2. to keep peace, be at peace. Mar_9:50 , Rom_12:18 , 2Co_13:11 , 1Th_5:13 ( cf. Sir_28:9 ; Cremer , 246).†
Moulton & Milligan — Vocabulary of the Greek NT
εἰρηνεύω [page 185]
For εἰρηνεύω = be at peace, as in all its occurrences in the NT, cf. the inscr. from Halicarnassus, Brit. Mus. Inscrr. 8948 (time of Augustus) εἰρηνεύο [υσ ]ι μὲν γὰρ γῆ καὶ θάλαττα , a vivid picture of the Pax Romana , and OGIS 613 .4 (A.D. 392) καὶ τοὺς διοδεύοντας καὶ τὸ ἔθνος διὰ παντὸς εἰρηνεύεσθαι ἠσφαλίσατο .
Liddell-Scott — Intermediate Greek Lexicon
εἰρηνεύω εἰρηνεύω, φυτ. -σω "to bring to peace, reconcile", Babr. intr. "to keep peace, live peaceably", Plat. , NTest. [Etym: from εἰρήνη]
STEPBible — Tyndale Abridged Greek Lexicon
εἰρηνεύω
(εἰρήνη), [in LXX chiefly for שׁלם, שׁקט ;]
__1. to bring to peace, reconcile (so 1Ma.6:60).
__2. to keep peace, be at peace: Mrk.9:50, Rom.12:18, 2Co.13:11, 1Th.5:13 (cf. Sir.28:9; Cremer, 246).
† (AS)