Psychosis

имя существительное [греческий язык, множественное число] psychoses психоз

Большой англо-русский словарь

Psychosis

noun (plural psychoses) Etymology: New Latin fundamental derangement of the mind (as in schizophrenia) characterized by defective or lost contact with reality especially as evidenced by delusions, hallucinations, and disorganized speech and behavior

Merriam-Webster's Collegiate Dictionary