Heteroousian

//hɛtəɹəʊˈuːzɪən// adj

adj ·Rare ·Advanced level

Definitions

Adjective
  1. 1
    Having different essence or substance, especially with reference to the first and second persons of the Trinity.

Etymology

From Ecclesiastical Ancient Greek ἑτεροουσιος (heteroousios, “of a different nature”), formed from ἕτερος (héteros, “another, different”) and οὐσία (ousía, “nature, being”).

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