Bible Word Study
φυσικῶς
physikōs · by nature, naturally
φυσικῶς
by nature, naturally
Definition
The adverb φυσικῶς (physikōs) means 'by nature,' 'naturally,' or 'in accordance with natural instinct.' It describes actions or characteristics that arise from inherent qualities or the fundamental order of creation, rather than from learned behavior or divine revelation. In its sole New Testament occurrence, Jude 1:10, it describes people who slander what they do not understand, acting on the basis of their unredeemed, instinctual nature—like irrational animals. This contrasts with living according to spiritual understanding granted by God.
Biblical Usage
This word is used only once in the New Testament, in Jude 1:10. It appears in a polemical context condemning false teachers. Jude states these individuals 'slander whatever they do not understand, and the very things they do understand by instinct (φυσικῶς), like unreasoning animals, will destroy them.' Here, it describes knowledge or behavior that is purely natural, sensual, and unspiritual, opposed to the truth revealed by the Spirit.
Etymology
Derived from the adjective φυσικός (physikos, G5446), meaning 'natural' or 'produced by nature,' which itself comes from the noun φύσις (physis, G5449), meaning 'nature' or 'natural order.' The adverbial form φυσικῶς literally means 'in a natural manner.' It relates to the concept of the inherent character or constitution of something as created.
Semantic Range
This word is theologically significant as it highlights the biblical contrast between the 'natural' (ψυχικός, psychikos) person and the 'spiritual' (πνευματικός, pneumatikos) person (cf. 1 Corinthians 2:14). It underscores humanity's fallen condition, where apart from Christ, people operate solely according to their sinful nature and instincts, leading to destruction. Understanding this Greek term enriches reading by clarifying the stark dichotomy Jude draws between living by natural impulse and living by God's truth and Spirit. In the Hellenistic world, the concept of 'nature' (physis) was central to philosophical discussions about ethics, reality, and what constitutes the proper order of things. Jude's use taps into this cultural understanding but subverts it by showing that the 'natural' instinct of fallen humanity is corrupt and inferior to life guided by divine revelation. The comparison to 'unreasoning animals' was a common philosophical and Jewish trope for behavior devoid of higher, rational, or spiritual principle. φυσικός (physikos, G5446) — The adjective form meaning 'natural.' | κατὰ φύσιν (kata physin) — A phrase meaning 'according to nature' (Romans 1:26, 11:24).
Word Details
How this works
Definitions are from the Dodson Greek-English Lexicon, supplemented by STEPBible TBESG data (CC BY 4.0). Concordance and morphology data are derived from the interlinear Bible.
Full methodology & sources →References
- Abbott-Smith, G. (1921) A Manual Greek Lexicon of the New Testament. Edinburgh: T&T Clark. [Public Domain]
- Brown, F., Driver, S.R. and Briggs, C.A. (1906) A Hebrew and English Lexicon of the Old Testament. Oxford: Clarendon Press. [Public Domain]
- Tyndale House, Cambridge (n.d.) Tyndale Brief lexicon of Extended Strongs for Greek (TBESG). STEPBible. Available at: https://www.stepbible.org. [CC BY 4.0]
- Tyndale House, Cambridge (n.d.) Translators Formatted full LSJ (TFLSJ). STEPBible. Available at: https://www.stepbible.org. [CC BY 4.0]
- Thayer, J.H. (1889) A Greek-English Lexicon of the New Testament. [Public Domain]
- Gesenius, W. (1846) Gesenius' Hebrew-Chaldee Lexicon to the Old Testament. [Public Domain]
- Dodson, J. (2010) Greek Lexicon. Biblical Humanities. [CC0]