Describing a pattern of rivers or streams that branch and rejoin repeatedly, forming a braided network resembling interwoven channels. This pattern typically occurs in areas with high sediment loads and variable water flow.
From Greek 'anastomosis' meaning 'opening' or 'mouth,' originally a medical term describing blood vessel connections. The geographical usage emerged in the 19th century as geologists observed similar branching and reconnecting patterns in river systems.
The Brahmaputra River in Bangladesh creates one of the world's most spectacular anastomosing patterns, constantly shifting its braided channels across a floodplain wider than some entire countries! From satellite images, these rivers look like silver ribbons weaving an intricate braid across the landscape.
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