Quick Definition
διαπορέω v. I am in trouble, doubt, difficulty
Strong's Definition
to be thoroughly nonplussed
Derivation: from G1223 (διά) and G639 (ἀπορέω);
KJV Usage: (be in) doubt, be (much) perplexed
UBS Dictionary of the Greek New Testament
UBS Dictionary of the Greek New Testament © United Bible Societies, licensed CC BY-SA 4.0.
Thayer's Greek Lexicon
δι-απορέω, -ὦ : impf. διηπόρουν ; Mid., [pres. inf. διαπορεῖσθαι (Lk. xxiv. 4 RG)]; impf. διηπορούμην (Acts ii. 12 T Tr WH); in the Grk. Bible only in [Dan. ii. 3 Symm. and] Luke; prop. thoroughly (διαγἀπορέω (q- V-), to be entirely at a loss, to be in perplexity: absol. Acts ii. 12; foll. by διὰ τό with inf. Lk. ix. 7; περί τινος, Lk. xxiv. 4 (here the mid. is to be at a loss with one’s self, for which LT Tr WH read the simple ἀπορεῖσθαι) ; Acts v. 24; ἐν ἑαυτῷ foll. by indir. discourse, Acts x.17. (Plat., Aristot., Polyb., Diod., Philo, Plut., al.)
Mounce Concise Greek Dictionary
διαπορέω diaporeō 4x
to be utterly at a loss; to be in doubt and perplexity, Lk. 9:7; Acts 2:12; 5:24; 10:17
Abbott-Smith Greek Lexicon
** δι-απορέω, -ῶ
[in Sm.: Ps 76(77):5, Da 2:1 * ;]
to be quite at a loss, be in great perplexity: absol., Ac 2:12; seq. διὰ τό, c. inf., Lk 9:7; περί, Ac 5:24; ἐν ἑαυτῷ, Ac 10:17.†
Liddell-Scott-Jones — Greek-English Lexicon
διαπορέω (diaporeō) — be perplexed. διᾰπορ-έω, to be quite at a loss, to be in doubt or difficulty, τί χρὴ δρᾶν [Refs 5th c.BC+]: in aorist passive, διηπορήθη [Refs 4th c.BC+]: perfect passive, διηπορημένος [Refs 1st c.AD+]:—middle, δ. ὑπ᾽ αἰσχύνης [Refs 5th c.BC+]
2. to be in want, [Refs 4th c.BC+]
II. go through all the ἀπορίαι, [Refs]
II.2. commonly only a stronger form of ἀπορέω, raise an ἀπορία, start a difficulty, [Refs 4th c.BC+]:—middle, διαπορεῖσθαί τι περί τινος [Refs 5th c.BC+]:—passive, to be matter of doubt or discussion, [Refs 5th c.BC+] a question arises about.., [Refs]