River, western Bulgaria and northeastern Greece. Rising in the Rhodope Mountains southwest of Sofia, Bulg., it courses 258 mi (415 km) southeast to the Aegean Sea. Its upper valley is a major source of brown coal for Bulgaria, and its lower course flows through a wide agricultural valley
struma
الواصلة
stru·ma
النطق
علم أصول الكلمات
[ 'strü-m& ] (noun.) 1565. Latin, swelling of the lymph glands.