What does θεῖον (theîon) mean in the Bible?
θεῖον (theîon) is a Greek word meaning "sulphur".
Greek · G2303
θεῖον
Sulphur
Reading a lexicon entry
What this page is: Each lexicon entry shows the original Hebrew or Greek word behind the English translation: its meaning, its range of use, and where it appears in Scripture.
Strong's number: The Strong's code (H- or G-) is the standard reference number for this word. It connects this entry to chapter and passage language tabs.
Where it appears: The witness passages show where this word is used in context. Click any to open the study page for that passage.
This lexicon entry is part of our ongoing editorial review. If you notice missing content, unclear wording, or a possible correction, please send us a note through the Connect page. Screenshots are helpful.
θεῖον G2303
Pronunciation theîon
What does θεῖον (theîon) mean in the Bible?
θεῖον (theîon) is a Greek word meaning "sulphur".
Full entry for θεῖον (G2303) · Open the biblical lexicon
Questions this entry answers
How does the BSB render G2303?
The BSB source-word alignment has 7 aligned rows for this entry. Common renderings include sulfur (7).
Where does θεῖον (theîon) appear in Scripture?
The source-word alignment first shows this entry at Luke 17:29. Its strongest book concentrations include Revelation (6), Luke (1).
Source Word Evidence
BSB source-word alignment connects this entry to exact verse rows, English rendering, source form, transliteration, and parsing.
How English Renders It sulfur 7× Luke 17:29, Revelation 9:17, Revelation 9:18, Revelation 14:10
Show sample aligned rows
Luke 17:29 θεῖον to sulfur Noun - Accusative Neuter Singular Revelation 9:17 θεῖον to sulfur Noun - Nominative Neuter Singular Revelation 9:18 θείου to sulfur Noun - Genitive Neuter Singular Revelation 14:10 θείῳ to sulfur Noun - Dative Neuter Singular Revelation 19:20 θείῳ to sulfur Noun - Dative Neuter Singular Revelation 20:10 θείου to sulfur Noun - Genitive Neuter Singular Revelation 21:8 θείῳ to sulfur Noun - Dative Neuter Singular
Usage map
A compact distribution from source-word alignment before the full evidence tables.
First aligned row Luke 17:29
Aligned rows 7
Books represented 2
Luke 1 Revelation 6
Source forms
θείῳ 3x theiō Revelation 14:10, Revelation 19:20, Revelation 21:8
θεῖον 2x theion Luke 17:29, Revelation 9:17
θείου 2x theiou Revelation 9:18, Revelation 20:10
Parsing patterns
Noun - Dative Neuter Singular 3x Revelation 14:10, Revelation 19:20, Revelation 21:8
Noun - Genitive Neuter Singular 2x Revelation 9:18, Revelation 20:10
Noun - Accusative Neuter Singular 1x Luke 17:29
Noun - Nominative Neuter Singular 1x Revelation 9:17
Evidence Summary
Greek word. sulphur
Strong's G2303
Lexical occurrences 7 verses Greek text appearances 7 times Word forms 4 forms 7 references Verse guides 0 guides
Source Gloss
sulphur
Greek Text Appearances
Textus Receptus witness, full corpus Greek token appearances from Scrivener 1894 Textus Receptus in the full New Testament corpus.
7 Greek text appearances shown. Linked morphology labels have verse guides.
Luke 17:29 Noun Accusative Singular Neuter
θεῖον qeion
brimstone, sulfur
Read verse Revelation 9:17 Noun Nominative Singular Neuter
θεῖον. qeion
brimstone, sulfur
Read verse Revelation 9:18 Noun Genitive Singular Neuter
θείου qeiou
brimstone, sulfur
Read verse Revelation 14:10 Noun Dative Singular Neuter
θείῳ qeiw
brimstone, sulfur
Read verse Revelation 19:20 Noun Dative Singular Neuter
θείῳ· qeiw
brimstone, sulfur
Read verse Revelation 20:10 Noun Genitive Singular Neuter
θείου, qeiou
brimstone, sulfur
Read verse Revelation 21:8 Noun Dative Singular Neuter
θείῳ, qeiw
brimstone, sulfur
Read verseFull New Testament corpus: 260 chapters, 7,957 verses, 140,628 tokens. Data source: honza/textus-receptus (data only), with authority check against byztxt/greektext-textus-receptus.
Grammatical Forms
How this word appears across different grammatical cases and numbers.
This word appears as a noun across 4 case and number patterns. The form changes show how the word functions in a sentence; they do not change the basic lexical meaning by themselves.
Form patterns 4 Aligned forms 7 Case pattern Dative (3) Number pattern Singular (7)
Verse guides are not available for this word yet, so verse references remain plain evidence markers.
Nominative · Singular · Neuter Rev 9:17 1×
Genitive · Singular · Neuter Rev 9:18 · Rev 20:10 2×
Dative · Singular · Neuter Rev 14:10 · Rev 19:20 · Rev 21:8 3×
Accusative · Singular · Neuter Luke 17:29 1×
Word Origins
θεῖον is built from this root:
Part of These Phrases
Compound and idiomatic phrases that include this word. Follow a link to study the phrase and how its parts work together.
Sources
MorphGNT Strong's Dictionary XML — CC0 1.0 Public Domain
Open Scriptures Hebrew Bible (morphhb/OSHB) — CC BY 4.0
Open Scriptures Hebrew Lexicon — CC BY 4.0
Berean Standard Bible (BSB) source-word alignment - CC0 Public Domain