ἰσχυρός

ἰσχυρός — ischyrós

ἰσχυρός, ἰσχυρά, ἰσχυρόν (ἰσχύω) (from Aeschylus down), the Sept. mostly for אֵל, גִּבּור, חָזָק, עָצוּם, and Chaldean תַּקִּיף; strong, mighty;

a. of living beings: strong either in body or in mind, Mat 12:29; Mar 3:27; Luk 11:21; Rev 5:2; Rev 10:1; Rev 18:21; ἐν πολέμῳ, mighty i. e. valiant, Heb 11:34, cf. Rev 19:18; of one who has strength of soul to sustain the assaults of Satan, 1Jn 2:14; universally strong, and therefore exhibiting many excellences, 1Co 4:10 (opposed to ἀσθενής); comparitive, Mat 3:11; Mar 1:7; Luk 3:16; mighty, — of God, 1Co 1:25; Rev 18:8 (Deu 10:17; 2Ma 1:24, etc.); of Christ raised to the right hand of God, 1Co 10:22; of those who wield great influence among men by their rank, authority, riches, etc., τά ἰσχυρά equivalent to τούς ἰσχυρούς (on the neuter cf. Winer's Grammar, § 27, 5), 1Co 1:27 (οἱ ἰσχυροί τῆς γῆς, 2Ki 24:15); joined with πλούσιοι, Rev 6:15 (Rec. οἱ δυνατοί).

b. of inanimate things: strong equivalent to violent, ἄνεμος, Mat 14:30 (T WH omit ἰσχυρόν); forcibly uttered, φωνή, Rev 18:2 (Rec. μεγάλη) (Exo 19:19); κραυγή, Heb 5:7; βρονταί, Rev 19:6; λιμός, great, Luk 15:14; ἐπιστολαί (stern (forcible)), 2Co 10:10; strong equivalent to firm, sure, παράκλησις, Heb 6:18; fitted to withstand a forcible assault, πόλις, well fortified, Rev 18:10 (τεῖχος, 1Ma 1:33; Xenophon, Cyril 7, 5, 7; πύργος, Jdg 9:51). (Cf. δύναμις, at the end.)