coaptatio

ψυχῆς ἀγῶνα τὸν προκείμενον πέρι δώσων → to stand the appointed trial for his life, to stand the appointed struggle for life and death

Latin > English (Lewis & Short)

cŏaptātĭo: ōnis, f. coapto,
I an accurate joining together (a word coined by Augustine for translating the Gr. ἁρμονία), Aug. Trin. 4, 2; id. Civ. Dei, 22, 24.

cŏaptātĭō, ōnis, f., ajustement de parties entre elles, harmonie : Aug. Civ. 22, 24.