γνωστός, -ή, -όν, later form of γνωστός
(< γιγνώσκω), [in LXX for various parts of ידע;]
known: Ac 9:42; c. dat., Jo 18:15, 16 (Rec.), Ac 1:192:144:1013:3815:1819:1728:22, 28; γ. σημεῖον, a notable (EV) sign, one that is matter of knowledge, Ac 4:16; γνωστὸν, Ac 15:17, 18; τὸ γνωστὸν θεοῦ, Ro 1:19; in pl., as subst., γνωστοί, acquaintances, Lk 2:4423:49; so in sing., Jo 18:16 (WH).†