Abbott-Smith Manual Greek Lexicon
διά-γνωσις (G1233)
1 ** διά-γνωσις , -εως, ἡ ( διαγιγνώσκω ), [in LXX: Wi 3:18 * ;] a distinguishing , also as medical term. As law-term (Lat. cognitio ), determination, decision : Ac 25:21 (Cremer, 674).†
G. Abbott-Smith, A Manual Greek Lexicon of the New Testament (1922) — public domain