Rimac (rēˈmäk) [key], river, c.80 mi (130 km) long, rising in the Andes of W Peru, and flowing W through Lima to the Pacific Ocean near Callao. It is used extensively for irrigation. The scenic Rimac valley affords one of the chief lines of communication to the high, interior mountain basins.
The Columbia Electronic Encyclopedia, 6th ed. Copyright © 2012, Columbia University Press. All rights reserved.
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