a river in S Asia, rising in E Afghanistan and flowing generally southwest to a marshy lake, Hamun Helmand, on the border with Iran. Length: 1400 km (870 miles) 
WordReference Random House Unabridged Dictionary of American English © 2025
Hel•mand 
(hel′mənd),USA pronunciation n. 
- Place Namesa river in S Asia, flowing SW from E Afghanistan to a lake in E Iran. 650 mi. (1045 km) long.
 
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