Quick Definition
ἑτεροδιδασκαλέω v. I teach different things
Strong's Definition
to instruct differently
Derivation: from G2087 (ἕτερος) and G1320 (διδάσκαλος);
KJV Usage: teach other doctrine(-wise)
UBS Dictionary of the Greek New Testament
verb | ἕτερος + διδάσκω
33.235 · Communication · Teach
to teach a different doctrine, to teach something different teach that which is different from what should be taught In rendering ἑτεροδιδασκαλέω in 1TI 1:3, it may be necessary to be specific about the particular doctrine which forms the basis of contrast, for example, ‘that you may order them to stop teaching a doctrine which is different from what has already been taught’ or ‘... from what I have already taught’ or ‘... from what they ought to teach.’
UBS Dictionary of the Greek New Testament © United Bible Societies, licensed CC BY-SA 4.0.
Thayer's Greek Lexicon
ἑτεροδιδασκαλέω, -@; (ἕτερος and διδάσκαλος, cf. κακοδιδασκαλεῖν, Clem. Rom. 2 Cor. 10, 5); to teach other or different doctrine i. e. deviating from the truth: 1 Tim. i. 3; vi. 3. (Ignat. ad Polye. 3, and al. eccl. writ.)
Mounce Concise Greek Dictionary
ἑτεροδιδασκαλέω heterodidaskaleō 2x
to teach other or different doctrine, and spc. what is foreign to the Christian religion, 1 Tim. 1:3; 6:3*
Abbott-Smith Greek Lexicon
*† ἑτεροδιδασκαλέω, -ῶ to teach other or different doctrine: I Ti 1:3 6:3 (cf. CGT, in l.; Milligan, NTD, 102).†
Liddell-Scott-Jones — Greek-English Lexicon
ἑτεροδιδασκαλέω (heterodidaskaleō) — to teach heresy. ἑτερο-δῐδασκᾰλέω, teach differently, teach false doctrine, [NT]