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περικεφαλαία

perikephalaía /per-ee-kef-al-ah'-yah/ Ask about this word
feminine of a compound of περί and κεφαλή
encirclement of the head, i.e. a helmet
helmet.
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Core Meaning & Semantic Range

The Greek word perikephalaía, represented by G4030, literally means an "encirclement of the head," or a helmet. This term appears 2 times in 2 unique verses in the Bible. In both instances, it is used not as literal battle gear, but as a key component of the spiritual armor provided to believers.

Biblical Occurrences & Contextual Analysis

In its biblical occurrences, G4030 symbolizes a specific type of spiritual protection. In Ephesians 6:17, believers are instructed to "take the helmet of salvation." This piece of armor is presented alongside the "sword of the Spirit," which is the word of God. Similarly, in 1 Thessalonians 5:8, the helmet is identified as "the hope of salvation." This is listed with the "breastplate of faith and love" as essential gear for those who are "of the day" and are called to be sober.

Related Words & Concepts

Several related words help clarify the concept of the spiritual helmet:

  • G4991 sōtēría (salvation): This term for rescue or safety is what believers have hope in, forming the helmet in 1 Thessalonians 5:8.
  • G4992 sōtḗrion (salvation): Described as a defender or defence, this is what the helmet itself is in Ephesians 6:17.
  • G1680 elpís (hope): This word, meaning expectation or confidence, is explicitly linked with the helmet, defining its nature as a forward-looking assurance 1 Thessalonians 5:8.
  • G2382 thṓrax (breastplate): As a corslet protecting the chest, this is a parallel piece of spiritual armor, described as being made of faith and love 1 Thessalonians 5:8.
  • G1746 endýō (putting on): This verb, meaning to invest with clothing, is the action believers must take to equip themselves with the breastplate and helmet 1 Thessalonians 5:8.

Theological Significance

The theological significance of G4030 is tied to the protection of the believer's mind and confidence.

  • Defense of the Mind: As a helmet covers the head, the helmet of salvation guards the believer's thoughts and focus. This is reinforced by the call to "be sober" G3525 in the same context as putting on the helmet 1 Thessalonians 5:8.
  • The Assurance of Salvation: In both its uses, the helmet is directly connected to salvation. It is both the "defence" of salvation itself Ephesians 6:17 and the confident "hope" in that rescue 1 Thessalonians 5:8.
  • Component of Spiritual Armor: The helmet is never presented in isolation. It is part of a set of spiritual equipment that includes the breastplate G2382 of faith G4102 and love G26, highlighting the need for comprehensive spiritual readiness.

Summary

In summary, G4030 perikephalaía is much more than a physical object. It is a powerful biblical metaphor for the protection of a believer's mind. This spiritual helmet is forged from the assurance and hope that comes from salvation, and it serves as an indispensable piece of the armor of God, working alongside faith, love, and the word of God.

Grammatical Forms

In the Greek New Testament, this word appears as a noun across 2 occurrences, inflected in 1 grammatical form.

  • Accusative Singular Feminine
Accusative
The direct object of the verb.
Singular
One.
Feminine
Feminine grammatical gender.

Theographic Context

Biblical Distribution

Appears in 2 verses across 2 books. Most frequent in Ephesians (1 verses).

1
Ephesians
1
1 Thessalonians

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