### Core Meaning & Semantic Range
The Greek noun ἀποκάλυψις (apokálypsis), Strong's number `{{G602}}`, is derived from the verb ἀποκαλύπτω (apokalyptō) `{{G601}}`, meaning "to uncover," "to unveil," or "to disclose." The etymology combines the prefix ἀπο- (apo-), signifying "away from" or "off," with καλύπτω (kalyptō), meaning "to cover" or "to conceal." Thus, the core meaning of ἀποκάλυψις is the removal of a veil, the uncovering of something previously hidden.
Its semantic range encompasses:
* **Revelation:** The act of making known divine truth or purpose that was previously unknown or hidden from human understanding.
* **Disclosure:** The unveiling of facts or events, particularly those pertaining to the future or to God's plan.
* **Manifestation/Appearing:** The visible or perceptible coming into being or presence, often referring to the future advent of Christ.
* **Illumination:** The act of bringing spiritual light or understanding.
The term inherently implies divine initiative; it is God who performs the act of unveiling, not humanity through its own efforts.
### Biblical Occurrences & Contextual Analysis
The term ἀποκάλυψις appears frequently in the New Testament, particularly in the Pauline and Petrine epistles, and most notably as the title of the final book of the Bible.
In **Pauline Epistles**, it often refers to:
* **Divine disclosure of truth:** Paul speaks of the gospel being revealed to him by Christ ([[Galatians 1:12]]) and the "revelation of the mystery" that was kept secret for ages but now made known ([[Romans 16:25]], [[Ephesians 3:3]]). This highlights God's sovereign act in making His plan of salvation known.
* **Spiritual insight and understanding:** Believers are prayed for to receive a "spirit of wisdom and of revelation in the knowledge of Him" ([[Ephesians 1:17]]).
* **Eschatological manifestation:** The term frequently points to the future "revelation" or "appearing" of Jesus Christ in glory. Believers eagerly await "the revelation of our Lord Jesus Christ" ([[1 Corinthians 1:7]]), and Paul speaks of the Lord Jesus being "revealed from heaven with His mighty angels" ([[2 Thessalonians 1:7]]). This future event signifies the consummation of God's redemptive plan and the manifestation of His righteous judgment ([[Romans 2:5]]).
* **Personal spiritual experiences:** Paul refers to his own "visions and revelations of the Lord" ([[2 Corinthians 12:1, 7]]), indicating direct divine communication.
In **Petrine Epistles**, the focus is primarily on the future revelation of Christ:
* Believers rejoice in their salvation, which will be fully realized "at the revelation of Jesus Christ" ([[1 Peter 1:7, 13]]).
* They are called to rejoice even in suffering, so that "at the revelation of His glory you may also rejoice with exultation" ([[1 Peter 4:13]]).
The most iconic usage is the title of the **Book of Revelation**, Ἀποκάλυψις Ἰησοῦ Χριστοῦ ([[Revelation 1:1]]), meaning "The Revelation of Jesus Christ." This signifies that the book is an unveiling of future events, divine judgments, and ultimately, the triumphant return and reign of Christ, all originating from God and given through Jesus.
### Related Words & Concepts
* **Verbal Root:** The most direct relation is to its verbal form, ἀποκαλύπτω (apokalyptō) `{{G601}}`, which carries the active sense of "to uncover" or "to reveal."
* **Opposite Concepts:** Words like κάλυμμα (kalyma) `{{G2571}}`, "a veil" or "covering," and κρύπτω (kryptō) `{{G2928}}`, "to hide" or "to conceal," represent the antithesis of ἀποκάλυψις. Revelation is the undoing of concealment.
* **Synonyms/Related Ideas:**
* φανέρωσις (phanerōsis) `{{G5321}}`: "manifestation," "making visible." While similar, ἀποκάλυψις often emphasizes the *divine act* of removing a veil over something previously *hidden*, whereas φανέρωσις can refer to a more general making visible or apparent.
* μυστήριον (mystērion) `{{G3466}}`: "mystery." ἀποκάλυψις is often the means by which a μυστήριον (a truth previously concealed by God and now revealed) is disclosed, particularly in Paul's writings concerning the gospel ([[Romans 16:25]], [[Ephesians 3:3]]).
* γνῶσις (gnōsis) `{{G1108}}`: "knowledge." Revelation often leads to γνῶσις, providing understanding of divine truths.
* προφητεία (prophēteia) `{{G4394}}`: "prophecy." Prophecy is often the *medium* through which divine revelation is conveyed.
### Theological Significance
The concept of ἀποκάλυψις is foundational to Christian theology, emphasizing several key aspects:
* **Divine Initiative and Transcendence:** Revelation is fundamentally an act of God. It underscores that humanity cannot, by its own reason or effort, fully comprehend God or His ultimate purposes. God, in His sovereign grace, chooses to unveil Himself and His truth. This highlights God's transcendence – His being distinct from and above creation – yet also His immanence – His willingness to engage with humanity.
* **Epistemology:** Christian knowledge is not solely based on human discovery or philosophical speculation but primarily on divine disclosure. Our understanding of God, salvation, and ultimate reality is contingent upon God's self-revelation.
* **Christocentric Nature of Revelation:** Jesus Christ is the supreme and ultimate ἀποκάλυψις of God. He is the Word made flesh, through whom God has fully and finally spoken ([[Hebrews 1:1-3]]). The "revelation of Jesus Christ" can thus refer both to the revelation *from* Christ and the revelation *of* Christ Himself, particularly in His glorious return.
* **Eschatological Hope:** The frequent use of ἀποκάλυψις in reference to Christ's future appearing provides a powerful theological anchor for Christian hope. It points to a definitive future event when God's plan will be consummated, evil vanquished, and Christ's glory fully manifested, bringing ultimate justice and redemption. This future hope empowers believers to endure present sufferings.
* **Progressive Nature:** While Christ is the climactic revelation, the concept also allows for a progressive unveiling of God's truth throughout salvation history, culminating in the New Testament witness.
### Summary
ἀποκάλυψις (apokálypsis) `{{G602}}` signifies the act of unveiling, uncovering, or disclosing something previously hidden, particularly in a divine context. Rooted in the idea of removing a veil, it highlights God's sovereign initiative in making known His will, His truth, and His purposes to humanity. In the New Testament, this term encompasses the divine disclosure of gospel mysteries, the granting of spiritual insight, and most prominently, the future glorious manifestation of Jesus Christ and the culmination of God's redemptive plan. Theologically, ἀποκάλυψις is central to understanding how humanity comes to know God, emphasizing that such knowledge is primarily a gift of divine self-disclosure rather than human attainment. It underscores the Christocentric nature of ultimate truth and provides profound eschatological hope for believers awaiting the Lord's return.