Lexical Definition

‎μαίνομαι‎ maínomai (mah'-ee-nom-ahee) to rave G:V
middle voice from a primary (to long for

be beside self (mad).

Usage: 5 forms in 6 verses
Form Translated As     In Verse(s)
μαινομένω being maniacal LXX.Jer.29.26
μαίνῃ You are insane Acts.26.24
You rave Acts.12.15
μαίνομαί I am insane Acts.26.25
μαίνεται is insane John.10.20
μαίνεσθε you are mad 1Cor.14.23

Abbott-Smith

μαίνομαι, [in LXX: Je 32 (25):16* (הלל hith.) Je 36 (29):26 (שׁגע pu.), Wi 14:28, al.;]
1. to rage, be furious.
2. to rave, be mad: Jo 10:29, Ac 12:15 26:24, 25, I Co 14:23 (cf. ἐμ-μαίνομαι).†

Abbott-Smith References

Book Refs
Jeremiah 25:16* · 29:26
John 10:25 · 10:29
Acts 12:15 · 26:24
1 Corinthians 14:23

Liddell-Scott-Jones

μαίνομαι,

future μᾰνοῦμαι [Refs 5th c.BC+]: perfect with present sense μέμηνα [Refs 5th c.BC+]; Doric dialect μέμηνα uncertain in [Refs 7th c.BC+]; also in passive form μεμάνημαι [] [Refs 3rd c.BC+]aorist passive ἐμάνην, participle μᾰνείς, infinitive μᾰνῆναι, [Refs 5th c.BC+]: also aorist middle ἐμηνάμην [Refs 3rd c.AD+]; poetry 2nd pers. singular ἐμήναο probably in [Refs 2nd c.BC+], 3rd.pers. singular μήνατο [Refs 3rd c.BC+]; participle μηνάμενος [Refs 8th c.BC+] uses only present and imperfect:—rage, be furious, in [Refs 8th c.BC+] frequently of martial rage, μαίνεσθαι ἐάσομεν οὖλον Ἄρηα [Refs 8th c.BC+]; μαίνεται ἐγχείη ἀπὸ λοιγὸν ἀμῦναι[Refs]; rage with anger, πατὴρ.. φρεσὶ μαίνεται οὐκ ἀγαθῇσι [Refs]; ἐνὶ φρεσὶ μ. ἦτορ[Refs 5th c.BC+]; μανείς the madman, [Refs 5th c.BC+]; to be mad with wine, [Refs 8th c.BC+]; of Bacchic frenzy, μαινόμενος Διώνυσος [Refs 8th c.BC+]; ὑπὸ τοῦ θεοῦ μ. to be inspired by.., driven mad by.., [Refs 5th c.BC+], compare μάντι; τὸ μαίνεσθαι madness, [Refs 5th c.BC+]; πλεῖν μαίνομαι I am beside myself with joy, [Refs 5th c.BC+]; of madness in animals, [Refs 1st c.AD+]; later simply, ={ὀργίζομαι}, μαινόμενος ὅτι.. [Refs 3rd c.BC+]: frequently with words of manner, δὲ μαίνεται οὐκέτ᾽ ἀνεκτῶς [Refs 8th c.BC+]; πόνοις at or because of.., [Refs 5th c.BC+]; ἐπί τινι (i.e. φιλοτιμίᾳ) [Refs], of love, [Refs 7th c.BC+]

__2 of things, rage, riot, especially of fire, ὡς ὅτ᾽.. ὀλοὸν πῦρ οὔρεσι μαίνηται [Refs 8th c.BC+]; μαινόμενος οἶνος a hot, strong wine, [Refs 5th c.BC+]; of feelings, ἐλπὶς μαινομένη Oracle texts cited in [Refs 5th c.BC+]
__3 ἄμπελος μαινομένη, of a vine that is never done bearing fruit, [Refs 4th c.BC+]
__4 μαινόμενα ἕλκη malignant ulcers, [Refs 3rd c.BC+]
__II aorist 1 active ἔμηνα, in causal sense, madden, [Refs 5th c.BC+]; enrage, [Refs 5th c.BC+]present μαίνω first in [Refs 5th c.AD+]