Lexical Definition

‎ἐκτρέπω‎ ektrépō (ek-trep'-o) to turn/wander away ^G:V
from ‎ἐκ‎ and the base of ‎τροπή‎

avoid, turn (aside, out of the way).

• to deflect, i.e. turn away (literally or figuratively)

Abbott-Smith

ἐκ-τρέπω [in LXX for הָפַךְ, Am 5:8 * ;]
to turn out of the course, turn aside, c. acc Pass., with middle sense, intrans., to turn aside: He 12:13 (R, txt., for be put out of joint, R, mg., v. Thayer, s.v. Westc., in l); fig., seq. εἰς, I Ti 1:6; ἐπί, II Ti 4:4; ὀπίσω, I Ti 5:15; c. acc, to shun, avoid: I Ti 6:20.†

Abbott-Smith References

Liddell-Scott-Jones

ἐκτρέπω,

Ionic dialect ἐκ-τράπω [ᾰ], turn out of the course, turn aside, τοῦ ποταμοῦ τὸ ῥέεθρον [Refs 5th c.BC+]; ἑαυτοῦ μιαρίαν εἴς τινα ἐ. [Refs 5th c.BC+]:—passive and middle, turn off o_ aside, ἐκτραπέσθαι ὁδὸν μακροτέρην [Refs 5th c.BC+]: with genitive, turn aside from, τοῦ πρόσθεν λόγου [Refs 5th c.BC+]

__2 turn a person off the road, order him out of the way, [Refs 5th c.BC+]:—passive (future -τραπήσομαι[Refs 2nd c.AD+]middle, ἐκτρέπεσθαί τινα get out of one's way, [Refs 5th c.BC+]; avoid, τὸν ἔλεγχον [Refs 2nd c.BC+]: with infinitive, ὀφθῆναι [Refs 5th c.BC+]
__3 τὴν δρῶσαν ἐ. prevent her from acting, [Refs]
__4 ἀσπίδας θύρσοις ἐ. turn shields and flee before the thyrsus, [Refs 5th c.BC+]
__II middle, turn away, φίλους [Refs 3rd c.AD+]; also ἐκτρέπεσθαι τὰ ἐντὸς ἐκτός turns itself inside out, [Refs 4th c.BC+]
__III in Medicine texts in passive, to be diverted or everted, [Refs 5th c.BC+] (perhaps to be put out of joint, [NT]
__IV turn or change, εἴς ἄσπορον [Refs 1st c.AD+]:—passive, εἰς ὀλιγαρχίαν ἐκτραπῆναι [Refs 2nd c.BC+]
__V passive, to be brought to birth, Astrology texts technical term, Vett. Val.[Refs]

_{LSJ Scripture Refs: Heb.12.13}