LEARNit Dictionary
penumbra
noun
/pəˈnʌmbrə/
UK
/pəˈnʌmbrə/
US
1
an area of shadow which is between fully dark and fully light
نیمسایه, سایهروشن, سایه نیمهروشن
2
the shadow made by the earth or the moon during a partialeclipse
سایهی نیمهتاریک, نیمسایه
compare
umbra