khamsin noun. ['kamsɪn] Also hamsin ['ham-]. L17.
[Arab. &kdbelow;amāsīn, from &kdbelow;amsīn, -sūn fifty (see below).]
An oppressive hot southerly wind, which blows in Egypt at intervals for about 50 days in March, April, and May, and fills the air with sand from the desert.

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