What does σεισμός · μέγας mean in the Bible?
σεισμός · μέγας is a Greek phrase meaning "great storm, violent shaking".
Greek · G4578, G3173
σεισμὸς μέγας
Earthquake · big (literally or figuratively, in a very wide application)
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.
Words in this compound — expand to study each participant
σεισμός G4578 earthquake
Pronunciation seismós
Physical upheaval signifying divine intervention or judgment in apocalyptic and eschatological contexts.
Open lexicon entry →
μέγας G3173 big (literally or figuratively, in a very wide application)
Pronunciation mégas
Describes size, intensity, rank, or importance—applies broadly across physical, moral, and spiritual dimensions
Open lexicon entry →
What does σεισμὸς μέγας (seismos megas) mean in the Bible?
σεισμός · μέγας is a Greek phrase meaning "great storm, violent shaking".
Full entry for σεισμὸς μέγας (G4578, G3173) · Open the biblical lexicon
Questions this entry answers
How many biblical occurrences are listed for G4578, G3173?
G4578, G3173 is connected to 14 lexical occurrence verses in the lexicon data.
Evidence Summary
Greek phrase. great storm, violent shaking
Source Gloss
great storm, violent shaking
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 14 Case pattern Nominative (12) Number pattern Singular (11)
Nominative · Singular · Masculine Matt 8:24 · Matt 28:2 · Acts 16:26 · Rev 6:12 · Rev 8:5 · Rev 11:13 · Rev 11:19 · Rev 16:18 9×
Nominative · Plural · Masculine Matt 24:7 · Mark 13:8 · Luke 21:11 3×
Dative · Singular · Masculine Rev 11:13 1×
Accusative · Singular · Masculine Matt 27:54 1×
Word Origins
σεισμὸς μέγας is built from this root:
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