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broaden out

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broaden out

to become wider; to expand. The river broadened out and became deeper. The road broadens out here.

See also: broaden, out

broaden something out

to make something wider; to expand something. Now, broaden this part out a little, so it looks like a cloud, not a painted pillow. Broaden out the river in your painting so it looks very wide. The photographic view of the valley can be broadened out by using a different lens.

See also: broaden, out