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Department of Energy

American  

noun

  1. the department of the U.S. federal government that sets forth and maintains the national energy policy, including energy conservation, environmental protection, etc. DOE

Department of Energy Cultural  

  1. A department of the federal executive branch responsible for developing policies for effective use of the nation's energy resources. The Department of Energy is involved in energy conservation, regulating oil pipelines, and encouraging research on new sources of energy.

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.

US Department of Energy Secretary Chris Wright said on Monday that he expected oil prices to peak in the coming weeks as the waterway remains effectively closed.

From BBC • Apr. 13, 2026

Department of Energy has even referred to the fuel as “molecules of U.S. freedom.”

From The Wall Street Journal • Mar. 31, 2026

Department of Energy awarded $2.7 billion in January to build domestic enrichment.

From MarketWatch • Mar. 26, 2026

Department of Energy nor representatives for Sable immediately responded to a request for comment.

From Los Angeles Times • Mar. 23, 2026

Flying covertly for the Department of Energy, the plane carried some of the most technologically advanced infrared cameras.

From "Mountain of Fire" by Rebecca E. F. Barone

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.