homoiousian Meaning, Definition & Usage

Ho`moi*ou"si*an noun
Etymology
Gr. , , of like substance; "o`moios + o'ysi`a the substance, being, essence.
Definitions
  1. (Eccl. Hist.) One of the semi-Arians of the 4th century, who held that the Son was of like, but not the same, essence or substance with the Father; -- opposed to homoousian.
Ho`moi*ou"si*an adjective
Definitions
  1. Of or pertaining to Homoiousians, or their belief.

Webster 1913