Lexical Definition

‎μοιχάω‎ moicháō (moy-khah'-o) to commit adultery G:V
from ‎μοιχός‎

commit adultery.

Usage: 7 forms in 14 verses
Form Translated As     In Verse(s)
μοιχᾶται commits adultery Matt.5.32 • Matt.19.9 • Matt.19.9 • Mark.10.11
she commits adultery Mark.10.12
μοιχώνται commit adultery LXX.Jer.9.2
μοιχωμένουσ committing adultery LXX.Jer.23.14
μοιχωμένη committing adultery LXX.Ezek.16.32
μοιχάσθε you commit adultery LXX.Jer.7.9
εμοιχώντο they committed adultery LXX.Jer.5.7 • LXX.Ezek.23.37 • LXX.Ezek.23.37
they committed adultery with LXX.Jer.29.23
εμοιχάτο committed adultery LXX.Jer.3.8

Abbott-Smith

μοιχάω, -ῶ (= cl. μοιχεύω), [in LXX (mid., absol. and c. acc., with party of either sex as subj.): Je 3:8 5:7 7:9 9:2 (1*) 23:14 36 (29):23, Ez 16:32 23:37, 43 (נאף)*;]
to commit adultery with: c. acc., fem. In NT always mid. in same sense; of the man: absol., Mt 5:32 19:9 (WH, txt., R, mg., om.); seq. ἐπ’ αὐτήν, Mk 10:11; of the woman: Mk 10:12.†

Abbott-Smith References

Book Refs
Jeremiah 3:8 · 5:7 · 7:9 · 9:1* · 9:2 · 23:14 · 29:23
Ezekiel 16:32 · 23:37 · 23:43
Matthew 5:32 · 19:9
Mark 10:11 · 10:12

Liddell-Scott-Jones

μοιχάω-άω,

={μοιχάωεύω} 1: metaphorically, μοιχάωᾶν τὴν θάλατταν have dalliance with the sea, applied by Callicratidas to [Refs 5th c.BC+]:— passive, commit adultery, of a man, [NT]; of a woman, [NT]: metaphorically, to be unfaithful to God, [LXX]

__2 falsify, [Refs 2nd c.AD+]

LSJ Scripture Refs: Matt.5.32 ☩ Mark.10.12 ☩ LXX.Jer.3.8 ☩ LXX.Ezek.23.37