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rock-fill dam
[ rok-fil ]
/ ˈrɒkˌfɪl /
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noun
a dam built mainly of rocks of various sizes fitted compactly together.
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Which of the following nouns has an irregular plural form?
Origin of rock-fill dam
First recorded in 1955–60
Words nearby rock-fill dam
rock-faced, rockfall, Rock Falls, rock fence, Rock fever, rock-fill dam, rockfish, rock flour, rock flower, Rockford, rock garden
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022