n.
Pronunciation: h ō - ˌ mo ̇ i- ' ü-z ē - ə n, hä-, - ' ü-s ē -
Function: noun
Etymology: Late Greek homoiousios of like substance, from Greek homoi- homeo- + ousia essence, substance, from ont-, ō n, present participle of einai to be ― more at IS
Date: 1732
: an adherent of an ecclesiastical party of the fourth century holding that the Son is essentially like the Father but not of the same substance