eustasy

/ˈjuːstəsi/
noun
  1. Variant spelling of eustacy; global sea-level change.
    • The professor explained how eustasy differs from local sea-level changes.
    • Eustasy is a key concept in understanding ancient shorelines.
    • Climate models often include eustasy as a major factor.
What does "eustasy" mean? | whatsthatwordmean | whatsthatwordmean