Quick Definition
a convenient time, opportunity
Strong's Definition
a favorable occasion
Derivation: from G2121 (εὔκαιρος);
KJV Usage: opportunity
Thayer's Greek Lexicon
εὐκαιρία, εὐκαιρίας, ἡ (εὔκαιρος), seasonable time, opportunity: ζητεῖν εὐκαιρίαν, followed by (ἵνα Buttmann, 237 (205)), Mat_26:16; (Luk_22:6 Lachmann marginal reading); by τοῦ with an infinitive Luk_22:6. (the Sept.; in Greek writings first in Plato, Phaedr., p. 272 a.)
Mounce Concise Greek Dictionary
εὐκαιρία eukairia 2x
convenient opportunity, favorable occasion, Mat_26:16 ; Luk_22:6
Abbott-Smith Greek Lexicon
εὐκαιρία , -ας , ἡ
( < εὔκαιρος ),
[in LXX : Psa_9:10 ( v. Soph., Lex. , s.v. ) Psa_10:1 ; Psa_145:15 ( H6256 ), Sir_38:24 , 1Ma_11:42 * ;]
fitting time, opportunity: seq . ἵνα , Mat_26:16 ; τοῦ , c . inf ., Luk_22:6 .†
Moulton & Milligan — Vocabulary of the Greek NT
εὐκαιρία [page 262]
εὐκαιρία is found, as in Mat_26:16 , Luk_22:6 , in BGU II. 665 ii. 4 (i/A.D.) εὐκαι [ρί ]αν δὲ οὐκ ἔχει , ib. I. 46 .18 (A.D. 193) ἐὰν εὐκαιρίας τύχω τοῦ εὑρεῖν , ἀποσπάσω , P Oxy I. 123 .3 (iii/iv. A.D.) εὐκαιρη ( l. ία ) τις καὶ νῦν τοῦ ἀνερχομένου πρὸς ὑμᾶς , ib. X. 1300 .2 (v/A.D.) εὐκερίαν εὑρὼν διὰ τοῦτον ( l. εὐκαιρίαν εὗρον διὰ τούτων ) μου τῶν γραμμάτων τὰ πολλὰ προσαγορεῦσαί σε . The word is MGr.
Liddell-Scott — Intermediate Greek Lexicon
εὐκαιρία εὐκαιρία, ἡ, "good season, opportunity", Plat.
STEPBible — Tyndale Abridged Greek Lexicon
εὐκαιρία, -ας, ἡ
(εὔκαιρος), [in LXX: Psa.9:10 (see Soph., Lex., see word) Psa.10:1 145:15 (עֵת), Sir.38:24, 1Ma.11:42 * ;]
fitting time, opportunity: before ἵνα, Mat.26:16; τοῦ, with inf., Luk.22:6.†
(AS)