5349. phthartos
Lexical Summary
phthartos: Perishable, corruptible

Original Word: φθαρτός
Part of Speech: Adjective
Transliteration: phthartos
Pronunciation: fthar-TOS
Phonetic Spelling: (fthar-tos')
KJV: corruptible
NASB: perishable, corruptible, perishable things, which is perishable
Word Origin: [from G5351 (φθείρω - corrupted)]

1. decayed
2. (by implication) perishable

Strong's Exhaustive Concordance
corruptible.

From phtheiro; decayed, i.e. (by implication) perishable -- corruptible.

see GREEK phtheiro

HELPS Word-studies

Cognate: 5349 phthartós (an adjective, derived from 5351 /phtheírō) – perishable, what easily perishes disintegrates (corrupts) – like the break-down of the physical body during our natural lifetime. See 5351 (phteírō).

NAS Exhaustive Concordance
Word Origin
from phtheiró
Definition
perishable, corruptible
NASB Translation
corruptible (1), perishable (3), perishable things (1), which is perishable (1).

Thayer's Greek Lexicon
STRONGS NT 5349: φθαρτός

φθαρτός, φθαρτη, φθαρτόν (φθείρω), corruptible, perishable (Vulg.corruptibilis): 1 Corinthians 9:23; 1 Peter 1:23; ἄνθρωπος, i. e. mortal, opposed to ἄφθαρτος Θεός, Romans 1:23; οὐ φθαρτοῖς ἀργυρίῳ χρυσίῳ, not with corruptible things, with silver or gold, 1 Peter 1:18 (Winer's Grammar, § 59, 5 at the end) (χρυσός καί ἄργυρος, ὀυσιαι φθαρται, Philo de cherub. § 14; οὐκ ἄργυρον οὐδέ χρυσόν τινα, ἄλλο τῶν ἐν ὕλαις φθαρταις, de congr. erudit. grat. § 20); neuter τό φθαρτόν, that which is liable to corruption (τό φθαρτόν τοῦτο this corruptible (A. V.)), 1 Corinthians 15:53f. (Diodorus 1, 6; Philo de legg. alleg. 2, 1; de cherub. § 2; (Aristotle), Plutarch, Sextus Empiricus, others; 2 Macc. 7:16; Wis. 9:15 Wis. 14:8.)

Topical Lexicon
Conceptual Overview

The adjective φθαρτός describes what is subject to decay, spoilage, or dissolution—everything in creation that shares the destiny of mortality and entropy after the Fall. Scripture consistently contrasts what is φθαρτός with what is ἄφθαρτος, “imperishable,” to magnify God’s glory in redemption and resurrection.

Occurrences and Settings

Romans 1:23 – Humanity exchanged “the glory of the immortal God for images resembling mortal man and birds and animals and reptiles,” a trade of the imperishable for the perishable that epitomizes idolatry.
1 Corinthians 9:25 – Athletic victors strive for “a perishable crown,” highlighting the fleeting value of earthly rewards in contrast to the believer’s eternal prize.
1 Corinthians 15:53-54 – Twice Paul affirms, “this perishable body must put on the imperishable,” anchoring the doctrine of bodily resurrection.
1 Peter 1:18 – Redemption was secured not “with perishable things such as silver or gold,” but with Christ’s blood.
1 Peter 1:23 – Believers are “born again, not of perishable seed, but of imperishable, through the living and enduring word of God.”

Theological Significance

1. Human Frailty and Sin

φθαρτός exposes the radical insufficiency of fallen humanity. Idolatry (Romans 1) and self-effort (1 Corinthians 9) are doomed because they rest on what cannot last.

2. Christ’s Redemptive Sufficiency

Peter’s coupling of φθαρτός with the costly blood of Christ underscores the infinite worth of the atonement. Material wealth may be revered, but it is intrinsically incapable of securing salvation.

3. Regeneration Through the Word

The “imperishable seed” of 1 Peter 1:23 identifies Scripture itself as the agent God uses to impart eternal life. Evangelism and discipleship therefore rely on the proclaimed Word rather than on perishable techniques or human charisma.

4. Eschatological Hope

Paul’s repeated use in 1 Corinthians 15 places φθαρτός at the heart of resurrection hope. The present body, though subject to decay, will be re-clothed with immortality, guaranteeing victory over death through Christ.

Historical Reflections

Early church fathers—Justin Martyr, Irenaeus, and Tertullian—cited 1 Corinthians 15 to defend bodily resurrection against Gnostic notions of escaping matter. Reformation preachers applied the same texts to rebut medieval indulgences, stressing that no “perishable things” could buy grace. Puritan writers employed 1 Peter 1 to stir believers toward holy living anchored in an imperishable inheritance.

Practical Ministry Implications

• Preaching: Highlight the bankruptcy of earthly idols and the permanence of Christ’s work.
• Counseling: Encourage saints facing illness by pointing to the promised transformation of their frail bodies.
• Stewardship: Teach generosity; money is φθαρτός and gains value only when invested in eternal purposes.
• Worship: Songs and liturgy should celebrate the imperishable nature of God’s kingdom, fostering gratitude and assurance.

Connection to Old Testament Themes

The fading manna (Exodus 16), moth-eaten garments (Isaiah 51), and corruptible sacrificial elements prefigure the φθαρτός/ἄφθαρτος contrast. These shadows find fulfillment in the Lamb “without blemish or spot” whose blood secures an imperishable inheritance.

Summary

φθαρτός serves the biblical storyline by underlining creation’s bondage to decay, elevating the incomparable worth of Christ’s redemption, and focusing believers on the sure hope of resurrection glory.

Forms and Transliterations
φθαρτης φθαρτής φθαρτῆς φθαρτοις φθαρτοίς φθαρτοῖς φθαρτον φθαρτόν φθαρτὸν φθαρτου φθαρτού φθαρτοῦ phthartes phthartês phthartēs phthartē̂s phthartois phthartoîs phtharton phthartòn phthartou phthartoû
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Englishman's Concordance
Romans 1:23 Adj-GMS
GRK: ὁμοιώματι εἰκόνος φθαρτοῦ ἀνθρώπου καὶ
NAS: in the form of corruptible man
KJV: made like to corruptible man,
INT: a likeness of an image of mortal man and

1 Corinthians 9:25 Adj-AMS
GRK: οὖν ἵνα φθαρτὸν στέφανον λάβωσιν
NAS: [do it] to receive a perishable wreath,
KJV: obtain a corruptible crown;
INT: then that a perishable crown they might receive

1 Corinthians 15:53 Adj-NNS
GRK: γὰρ τὸ φθαρτὸν τοῦτο ἐνδύσασθαι
NAS: For this perishable must put
KJV: For this corruptible must put on
INT: indeed the perishable this to put on

1 Corinthians 15:54 Adj-NNS
GRK: δὲ τὸ φθαρτὸν τοῦτο ἐνδύσηται
INT: moreover the perishable this shall have put on

1 Peter 1:18 Adj-DNP
GRK: ὅτι οὐ φθαρτοῖς ἀργυρίῳ ἢ
NAS: that you were not redeemed with perishable things like silver
KJV: redeemed with corruptible things, [as] silver
INT: that not by perishable things by silver or

1 Peter 1:23 Adj-GFS
GRK: ἐκ σπορᾶς φθαρτῆς ἀλλὰ ἀφθάρτου
NAS: not of seed which is perishable but imperishable,
KJV: not of corruptible seed, but
INT: of seed perishable but of imperishable

Strong's Greek 5349
6 Occurrences


φθαρτῆς — 1 Occ.
φθαρτοῖς — 1 Occ.
φθαρτὸν — 3 Occ.
φθαρτοῦ — 1 Occ.

5348
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