heteroousian Meaning, Definition & Usage

Het`er*o*ou`si*an adjective
Etymology
Hetero- + Gr. being, essence.
Definitions
  1. Having different essential qualities; of a different nature.
Het`er*o*ou"si*an noun
Definitions
  1. (Eccl. Hist.) One of those Arians who held that the Son was of a different substance from the Father.

Webster 1913