Threeness

From Middle English *Threnesse, Thrumnesse, Thrimnesse, from Old English Þrynnes, Þrinness, variants of Old English Þrȳnes, Þrīnes (“Trinity”), equivalent to three +‎ -ness.

Threeness

1. (Christianity) In Christian belief, the three persons (personae) of the Godhead: Father, Son and Holy Spirit; Trinity.
   • 1949, Margaret Anne Williams, Glee-wood:

     [...] and I might not look at the brightness of His face save through a sheen mirror between me and Him that shields my eyes. So I have often seen the Holy Threeness, Father and Son and Holy Ghost, three in one, and but a little while might I bear the light.

   • 2001, Brian Payton, Hail Mary Corner, Dundurn:

     I'm not sure why God needs three forms — Father, Son, Holy Spirit. I don't know why we just can't say God. ... Jon went on for a while talking about the Trinity, the "Threeness and Oneness." It didn't sound as if he was convinced, though.

   • 2010, Jeff Bachl, translated by Michael L. Birkel, Genius of the Transcendent: Mystical Writings of Jakob Boehme, Shambhala, translation of original by Jakob Boehme:

     Therefore concern yourselves, you philosophers: how God has created this world in six days. For the work of each day is a creation of a spirit in the Holy Threeness, and the seventh day is the rest of the Sabbath of God, in the seventh [...]

• retheness, thereness