Rubʿ al Khali

[ Arabic roob ahl khah-lee; English roob al kah-lee ]

noun

1. a desert in southern Arabia, north of Hadhramaut and extending from Yemen to Oman. About 250,000 sq. mi. (647,500 sq. km).

Rub` al Khali

/ ˈrʊb æl ˈkɑːlɪ /

noun

1. a desert in S Arabia, mainly in Saudi Arabia, extending southeast from Nejd to Hadramaut and northeast from Yemen to the United Arab Emirates. Area: about 777 000 sq km (300 000 sq miles) English namesGreat Sandy DesertEmpty Quarter Also calledAr Rimal