Standard Lemma guide

eustasy

noun · 1 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.

  • Received-Pronunciation: /ˈjuːstəsi/
  • Southern-England: Recorded audio is listed in the source snapshot.
  • Received-Pronunciation: /ˈjustəsi/

1

noun

Meaning 1

A worldwide change in sea level, especially one caused by melting ice or tectonic activity.

Definition source: English Wiktionary via Wiktextract

Topics: geography, geology, natural-sciences, oceanography

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

A back-formation from eustatic (borrowed from German eustatische (“eustatic”), from Ancient Greek εὖ (eû, “well, good”) + στάσις (stásis, “standing”)) + -y.

Across languages

Translations

9 source translations are retained for this English entry.

  • Catalan: eustatisme — worldwide change in sea level
  • Dutch: eustasie — worldwide change in sea level
  • Esperanto: eŭstazio — worldwide change in sea level
  • French: eustatisme — worldwide change in sea level
  • Galician: eustatismo — worldwide change in sea level
  • German: Eustasie — worldwide change in sea level
  • Irish: eostatacht — worldwide change in sea level
  • Italian: eustatismo — worldwide change in sea level
  • Spanish: eustatismo — worldwide change in sea level