Quick Definition
understanding
Strong's Definition
a mental putting together, i.e. intelligence or (concretely) the intellect
Derivation: from G4920 (συνίημι);
KJV Usage: knowledge, understanding
Thayer's Greek Lexicon
σύνεσις, συνέσεως, ἡ (συνίημι, which see);
1. a running together, a flowing together: of two rivers, Homer, Odyssey 10, 515.
2.
a. from Pindar down, understanding: Luk_2:47; 1Co_1:19 (from Isa_29:14); Eph_3:4; Col_2:2; 2Ti_2:7; πνευματικῇ, Col_1:9.
b. the understanding, i. e. the mind so far forth as it understands: Mar_12:33; Wis_4:11. (The Sept. for αΔΜιπΘδ, ϊΒΜαεΜπΘδ, γΗΜςΗϊ, ξΗγΗς , ωΕ�λΖμ, etc.; also for ξΗω�λΔιμ, a poem.) (Synonym: see σοφία, at the end; cf. Lightfoot on Col_1:9; Schmidt, chapter 147, 8.)
Mounce Concise Greek Dictionary
σύνεσις synesis 7x
pr. a sending together, a junction, as of streams; met. understanding, intelligence, discernment, Luk_2:47 ; 1Co_1:19 ;
meton. the understanding, intellect, mind, Mar_12:33 ; Eph_3:4 ; Col_1:9 ; Col_2:2 ; 2Ti_2:7 * insight; understanding.
Abbott-Smith Greek Lexicon
σύνεσις , -εως , ἡ
( < συνίημι ),
[in LXX for H999 and cogn . forms, H4906 , H1847 , H2451 , etc.;]
1. a running or flowing together ( Hom .).
2. (a) understanding: Luk_2:47 , 1Co_1:19 ( LXX ), Eph_3:4 , Col_1:9 ; Col_2:2 , 2Ti_2:7 ;
(b) the understanding, the mind or intelligence: Mar_12:33 .†
SYN.: see σοφία G4678 .
Moulton & Milligan — Vocabulary of the Greek NT
σύνεσις [page 606]
σύνεσις in its wider sense intelligence, understanding, as in Luk_2:47 , is seen in such a passage as OGIS 323 .6 (B.C. 159 138) συνέσει καὶ παιδείαι προάγων . For its more critical aspect as distinguished from σοφία , the apprehension of general principles, see Abbott ICC ad Col_1:9 . The noun occurs = decree in the Andanian mystery inscr. Syll .3 736 .112 (B.C. 92) σύνεσιν ἀνενεγκάντω εἰς τὸ πρυτανεῖον .
Liddell-Scott — Intermediate Greek Lexicon
σύνεσις σύνεσις, attic ξύνεσις, εως [Etym: σύνειμι (εἶμι "ibo)", σύνιημι] （εἶμι ibo) "a coming together, union", ξύνεσις δύω ποταμῶν Od. （συνίημι) "quick comprehension, mother-wit, intelligence, sagacity", Thuc. ; of animals, Plat. c. gen. rei, "intelligence in" a thing, "sagacity in respect to" it, id=Plat. ; περί τινος Thuc. "conscience, =" συνείδησις, Eur. "a branch of art or science", Arist.
STEPBible — Tyndale Abridged Greek Lexicon
σύνεσις, -εως, ἡ
(συνίημι), [in LXX for בִּינָה and cogn. forms, מַשְׂכִּית, דַּעַת, חׇכְמָה, etc. ;]
__1. a running or flowing together (Hom.).
__2. (a) understanding: Luk.2:47, 1Co.1:19" (LXX), Eph.3:4, Col.1:9 2:2, 2Ti.2:7
__(b) the understanding, the mind or intelligence: Mrk.12:33.†
SYN.: see: σοφία (AS)