noun
delusional disorder
A psychiatric diagnosis characterized by persistent delusions without other prominent psychotic symptoms. Used in clinical and academic contexts.
妄想性障害は、現実検討能力が比較的保たれている点で統合失調症と区別される。
Delusional disorder is distinguished from schizophrenia by relatively preserved reality testing.
Compound of 妄想 (delusion) + 性 (-ic, nature) + 障害 (disorder). A modern medical term.