Quick Definition
ἐπάν Cj. after, when
Strong's Definition
from 1909 and 302; a particle of indefinite contemporaneousness; whenever, as soon as
KJV Usage: when
UBS Dictionary of the Greek New Testament
conj. | ἄν
67.31 · Time · A Point of Time with Reference to Other Points of Time: Before, Long Ago, Now, At the Same Time, When, About, After
whenever, when an indefinite point or points of time, which may be roughly simultaneous to or overlap with another point of time (ὅταν[a] and ἐπάν may also imply some degree of uncertainty)
UBS Dictionary of the Greek New Testament © United Bible Societies, licensed CC BY-SA 4.0.
Thayer's Greek Lexicon
ἐπ-άν, conj. (fr. ἐπεί and dv), afler, when: with the subjune. pres. Lk. xi. 34; with the subjune. aor., answering to the Lat. fut. exact. (fut. perf.), Mt. ii. 8; Lk. xi. 22. Cf. Klotz ad Devar. ii. 2, p. 547.
Mounce Concise Greek Dictionary
ἐπάν epan 3x
with subj., whenever, as soon as, Mt. 2:8; Lk. 11:22, 34*
Abbott-Smith Greek Lexicon
† ἐπ-άν conj.
(< ἐπεί, q.v., ἄν)
later form of ἐπήν,
after, when: c. subjc. Pres., Lk 11:34; c. subjc. aor., Mt 2:8, Lk 11:22.†
Moulton & Milligan — Vocabulary of the Greek NT
ἐπάν. See for this word Ῥ Tebt I. 27% (B.c. 113) ἐπὰν καὶ περὶ (om.) τὸ περὶ τῆς [ἀφέσεως πρόγραμμα ἐκτεθῆι, P Ἀν] II. 15.333 (A.D. 138-61) ἐπὰν δὲ γένηται τῆς ἐννόμου ἡλικίας, ‘when he attains the legal age,” zd. 172° (offer to lease a palm-garden—a.D. 208) ἐπὰν δὲ μή τις προσθῇ σοι, ‘as long as there is no higher offer” (Edd.), P Oxy VIII. 1102?° (c. A.D. 146) ἐπὰν τὰ ὑπ’ ἐμοῦ κελευσθέν[τ]α γένηται, “as soon as my orders have been carried out”’ (Ed.), 2d. XII. 1473°° (A.D. 201) ém[a]v, ὃ μὴ εἴη, ἀπαλλ[αγῶμεν, ‘ whenever, which heaven forbid, we are divorced” (Edd.), PSI IV. 299} (ili/A.D.) ἐπὰν πλοίου εὐπορηθῶ.
Liddell-Scott-Jones — Greek-English Lexicon
ἐπάν (epan) — when/as soon as. ἐπάν, conjunction, later form of ἐπήν (see. ἐπεί [Refs 4th c.BC+]
9. [ᾱ [Refs 4th c.BC+]