Medical or formal term for dementia in the elderly; less common in everyday conversation, where 認知症 is preferred.
瞑想中に恍惚状態に陥ることがある。
During meditation, one may enter a trance-like state.
Senile dementia in the elderly requires appropriate care.
Compound of 恍惚 (ecstasy, trance) and 状態 (state, condition). 恍惚 is a Sino-Japanese word originally meaning 'absent-minded' or 'in a trance'.