Word.ws English Dictionary

eustasy

Syllables: eu·sta·sy/ˈjuːstəsi/

eustasy noun: a worldwide change in sea level, especially one caused by melting ice or tectonic activity.

eustasy: a worldwide change in sea level, especially one caused by melting ice or tectonic activity
Image: Christopher Michel, CC BY 2.0, via Wikimedia Commons

Noun

eustasy (plural eustasies)

  1. A worldwide change in sea level, especially one caused by melting ice or tectonic activity.
    • The age of the dunal or other deposits, formed on it after the sea had begun to withdraw, in accordance with the theory of glacial eustasy, and which I have named Berardian, is, however, the crucial thing here.1946, The Journal of the Anthropological Institute of Great Britain and Ireland, volumes 76–77, London: The Royal Anthropological Institute of Great Britain and Ireland, →ISSN, →OCLC, page 116...
    • Takai, F., and Tsuchi, R. 1963 The Quaternary: In "Geology of Japan," Univ. Calif. Press: 173–196 / […] From these facts, it is inferred that the main coastal terraces were probably formed due to glacial eustacy.1965, Horace G. Richards, Rhodes W[hitmore] Fairbridge, Annotated Bibliography of Quaternary Shorelines (1945–1964): Prepared for the VII International Congress of International Association for...

eustasy meaning in Tamil

eustasy in Tamil

கடல்நீர்மட்ட மாற்றம்

Examples of eustasy in a sentence

  • Long-term eustasy plays a secondary role, according to our analysis.1993, Stephen M. Greenlee, Patrick J. Lehmann, “Stratigraphic Framework of Productive Carbonate Buildups”, in Robert G. Loucks, J....
  • Glacial eustasy and isostatic rebound form, and then preserve, sea caves.2015, M. P. Cooper, J[ohn] E. Mylroie, “Pseudokarst and Non-dissolutional Caves”, in Glaciation and Speleogenesis: Interpretations from the...

Forms of eustasy

pluraleustasies
alternative formeustacy

Origin of eustasy

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

Words formed from eustasy

Questions about eustasy

What does eustasy mean?
Eustasy means a worldwide change in sea level, especially one caused by melting ice or tectonic activity.
What is eustasy in Tamil?
Eustasy in Tamil is கடல்நீர்மட்ட மாற்றம். See Eustasy meaning in Tamil.
How do you use eustasy in a sentence?
Long-term eustasy plays a secondary role, according to our analysis.
What part of speech is eustasy?
Eustasy is a noun.
How do you pronounce eustasy?
Eustasy is pronounced /ˈjuːstəsi/ (UK).
What is the plural of eustasy?
The plural of eustasy is eustasies.

Words near eustasy in the dictionary

  1. eustacies
  2. eustacy
  3. Eustaquio
  4. Eustaquios
  5. eustasies
  6. eustasy
  7. eustathe
  8. Eustathian
  9. Eustathians
  10. Eustatia Island
  11. eustatic

Source and license

Adapted from Wiktionary: eustasy (page history and authors); eustasy (Tamil Wiktionary) (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Pronunciation audio from Wikimedia Commons, each file under its own free license: LL-Q1860 (eng)-Vealhurl-eustasy.wav.

Cite this entry: “eustasy.” Word.ws, https://word.ws/eustasy. Based on Wiktionary, CC BY-SA 4.0.