Definition of "coeternal" []

• Equally or jointly eternal. (adjective)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "Thou my God, because Thou, O Father, in Him Who is the Beginning of our wisdom, Which is Thy Wisdom, born of Thyself, equal unto Thee and coeternal, that is, in Thy Son, createdst heaven and earth."
• "What the Vatican II Fathers said on this subject is readily understood, not as a patently absurd claim that Muslims believe God is three coeternal, coessential, and coequal Persons, but as a simple acknowledgement of those few matters of faith where Muslims agree with the Truth."
• "Felix Mendelssohn surely understood the subtleties of the Augsburg Confession (with its credo that "there is one Divine Essence which is called and which is God ... and yet there are three Persons, of the same essence and power, who also are coeternal, the Father, the Son, and the Holy Ghost") when he celebrated that document's anniversary in his "Reformation" Symphony, Opus 107, of 1830."