Definition of Sahara Desert in English:
Sahara Desert
(also the Sahara)
proper nounsəˈhɑːrəsəˌherə ˈdezərt
A vast desert in North Africa, extending from the Atlantic in the west to the Red Sea in the east, and from the Mediterranean and the Atlas Mountains in the north to the Sahel in the south. The largest desert in the world, it covers an area of about 9,065,000 sq. km (3,500,000 sq. miles). In recent years it has been extending southwards into the Sahel.
撒哈拉沙漠（北非大沙漠，西临大西洋，东濒红海，北接地中海和阿特拉斯山脉，南连萨赫勒地区，是世界上最大的沙漠，面积约9, 065, 000平方公里，即3, 500, 000平方英里；近年来向南延伸到了萨赫勒地区）
Origin
Sahara from Arabic ṣaḥrā‘ 'desert'.
Definition of Sahara Desert in US English:
Sahara Desert
(also the Sahara)
proper nounsəˌherə ˈdezərt
A vast desert in North Africa that extends from the Atlantic Ocean on the west to the Red Sea on the east and from the Mediterranean Sea and the Atlas Mountains in the north to the Sahel in the south. The largest desert in the world, it covers an area of about 3,500,000 square miles (9,065,000 sq km).
撒哈拉沙漠（北非大沙漠，西临大西洋，东濒红海，北接地中海和阿特拉斯山脉，南连萨赫勒地区，是世界上最大的沙漠，面积约9, 065, 000平方公里，即3, 500, 000平方英里；近年来向南延伸到了萨赫勒地区）
Origin
Sahara from Arabic ṣaḥrā‘ ‘desert’.