hypostasis in Russian

(medicine, now, historical) A sedimentary deposit, especially in urine. [from 14th c.]

(theology) The essential person, specifically the single person of Christ (as distinguished from his two ‘natures’, human and divine), or of the three ‘persons’ of the Trinity (sharing a single ‘essence’). [from 16th c.]

(psychology) Referring to the hypostatic model of personality; i.e., asserting that humans present themselves in many different aspects or hypostases, depending on the internal and external realities they relate to, including different approaches to the study of personality.