TBESG
περι-κεφαλαία, -ας, ἡ
[in LXX for כּוֹבַע, קוֹבַע ;]
a helmet: figuratively, 1Th.5:8; with genitive explic., π. τ. σωτηρίου, Eph.6:17 (cf. Isa.59:17).†
(AS)
Translators Brief lexicon of Extended Strongs for Greek based on Abbot-Smith, A Manual Greek Lexicon of the New Testament (1922) (=AS), with corrections and adapted by Tyndale Scholars