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Boulder Dam

American  
[bohl-der dam] / ˈboʊl dər ˈdæm /

noun

  1. a dam on the Colorado River, on the boundary between southeastern Nevada and northwestern Arizona. 726 feet (221 meters) high; 1,244 feet (379 meters) long.


Boulder Dam British  

noun

  1. the former name (1933–47) of Hoover Dam

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

On this date in 1935, the 3-million-pound gate at Boulder Dam was closed and Lake Mead began to fill.

From Washington Times • Jan. 22, 2020

On this date in 1935, the governors of Arizona and Utah met at Boulder City to unveil a memorial plaque dedicated to the 89 men killed during construction of Boulder Dam.

From Washington Times • May 24, 2017

The Hoover Dam, also known then as Boulder Dam, was built at the border between Arizona and Nevada, plugging the flow of the mighty Colorado River and forming Lake Mead.

From New York Times • Oct. 13, 2016

California's famed "Six Companies," which built Boulder Dam and owned Calship, already owned a controlling interest in Hendy.

From Time Magazine Archive

He voted for Boulder Dam agricultural supports, and many another project that had no particular connection with the parochial interests of South Boston.

From Time Magazine Archive