Standard Lemma guide

seism

noun · 2 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.

  • /ˈsaɪzəm/
  • /ˈsaɪsəm/
  • Southern-England: Recorded audio is listed in the source snapshot.

1

noun

Meaning 1

A shaking of the Earth's surface; an earthquake or tremor.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

shaking and vibration at the surface of the earth resulting from underground movement along a fault plane of from volcanic activity

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: earthquake, quake, temblor

Antonyms: none provided

Broader terms: geological phenomenon

Narrower terms: shock, seismic disturbance, tremor, earth tremor, microseism, seaquake, submarine earthquake

History

Etymology

From Ancient Greek σεισμός (seismós, “shaking; earthquake”).

Across languages

Translations

8 source translations are retained for this English entry.

  • Galician: sismo — shaking of the earth
  • Greek: σεισμός (seismós) — shaking of the earth
  • Italian: sisma — shaking of the earth
  • Portuguese: sismo — shaking of the earth
  • Romanian: seism — shaking of the earth
  • Spanish: sismo — shaking of the earth
  • Spanish: seísmo — shaking of the earth
  • Ottoman Turkish: زلزله (zelzele) — shaking of the earth