Etymology

ousia

O1U1S1I1A1

Today it means: The essential nature or ‘substance’ of God, often as contrasted to the ‘energies’ (external actions and influences) through which he is manifest. Full definition →

Ancient Greek οὐσία
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The story

  1. Ancient Greek · borrowed fromοὐσία
  2. English todayousia

Borrowed from Ancient Greek οὐσία (ousía), from οὖσα (oûsa), the feminine present participle of εἰμί (eimí, “I am”).

Words from the same roots

Ancient Greekοὐσία all →

essenceusiarch

Etymology from Wiktionary, CC BY-SA 4.0.