consubstantial

From Latin consubstāntiālis, from con- +‎ substāntia (“substance”), translating Ancient Greek ὁμοούσιον (homooúsion).

• (UK) IPA^(key): /ˌkɒnsəbˈstanʃəl/
• (US) IPA^(key): /ˌkɑnsəbˈstænʃəl/
• Hyphenation: con‧sub‧stan‧tial

consubstantial (comparative more consubstantial, superlative most consubstantial)

1. Of the same substance or essence.

   Synonyms: coessential, homoousian

   the Holy Spirit is consubstantial with the Father

   • 1603, Michel de Montaigne, chapter 18, in John Florio, transl., The Essayes […], book II, London: […] Val[entine] Simmes for Edward Blount […], →OCLC:

     I have no more made my booke, then my booke hath made me. A booke consubstantiall to his Author […].

   • 1781, Edward Gibbon, chapter XXI, in The History of the Decline and Fall of the Roman Empire, volume II, London: […] W[illiam] Strahan; and T[homas] Cadell, […], →OCLC, page 252:

     But the more fashionable saints of the Arian times, the intrepid Athanasius, the learned Gregory Nazianzen, and the other pillars of the church, who supported with ability and success the Nicene doctrine, appeared to consider the expression of substance as if it had been synonymous with that of nature; and they ventured to illustrate their meaning, by affirming that three men, as they belong to the same common species, are consubstantial, or homoousian to each other.

   • 1941, George Ryley Scott, Phallic Worship: A History of Sex and Sex Rites in Relation to the Religions of All Races from Antiquity to the Present Day, London: T. Werner Laurie, page 25:

     Thus, the characteristic properties of animals and plants were not only regarded as representations, but as actual emanations of the divine power, consubstantial with his own essence.

• Used especially of the three persons of the Christian Holy Trinity.

• John A. Simpson and Edmund S. C. Weiner, editors (1989), “consubstantial”, in The Oxford English Dictionary, 2nd edition, Oxford: Clarendon Press, →ISBN.