Dione

//daɪˈoʊni// name, noun

name, noun ·Uncommon ·Advanced level

Definitions

Noun
  1. 1
    diketone in-compounds, sometimes
Proper Noun
  1. 1
    Mother of Aphrodite, and possibly the same as the goddess Rhea. Greek, countable, uncountable
  2. 2
    A moon in Jupiter system, Solar System; The fourth largest moon of Saturn. countable, uncountable
  3. 3
    A female given name from Ancient Greek. countable, uncountable
  4. 4
    A surname from French countable, uncountable

Example

More examples

"The new mission, called Dione after the ancient Greek goddess of the oracles, will carry four miniaturized instruments to study how Earth’s upper atmospheric layers react to the ever-changing flow of solar energy into the magnetosphere."

Etymology

Etymology 1

From Latin Diōnē (“of Jupiter”), from Ancient Greek Διώνη (Diṓnē, “of Zeus”).

Etymology 2

From di- + -one.

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.