seasonal affective disorder به انگلیسی اختلالات روحی و روانی, دیکشنری جستجو برای:دکمه جستجو From Longman Dictionary اختلال عاطفی فصلی seasonal affective disorder seasonal afˌfective disˈorder noun [uncountable] an illness that makes people feel sad and tired in winter, because there is not enough light from the sun