# ousia

> English word · Noun · IPA /ˈuːsɪə/

## Definitions
1. The essential nature or ‘substance’ of God, often as contrasted to the ‘energies’ (external actions and influences) through which he is manifest.
2. Essence, being.

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

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/ousia