hypostatical

hy=po=stat=i=cal

CIDE DICTIONARY

hypostatical, a. [Gr. : cf. F. hypostatique.].

Relating to hypostasis, or substance; hence, constitutive, or elementary. [1913 Webster]
"The grand doctrine of the chymists, touching their three hypostatical principles." [1913 Webster]
Personal, or distinctly personal; relating to the divine hypostases, or substances. Bp. Pearson. [1913 Webster]
Depending upon, or due to, deposition or setting; as, hypostatic cognestion, cognestion due to setting of blood by gravitation. [1913 Webster]

Hypostatic union (Theol.), the union of the divine with the human nature of Christ. Tillotson.