direct current

noun

: an electric current flowing in one direction only and substantially constant in value
—abbreviation DC

Examples of direct current in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
After more than a century, direct current is no longer a quirky relic. — Anna Demeo, Forbes.com, 26 Feb. 2026 Phase one also included providing direct current fast chargers within one mile of the highway for every 50 miles of road. — Hedija Spahalic, Dallas Morning News, 2 Apr. 2026 Most new direct current transmission lines in the extra-high-voltage grid should be built above ground, according to a draft law from the economy ministry seen by Bloomberg. — Petra Sorge, Bloomberg, 20 Apr. 2026 The link is one of the most innovative high-voltage direct current (HVDC) projects in Europe. — IEEE Spectrum, 7 May 2026 See All Example Sentences for direct current

Word History

First Known Use

1849, in the meaning defined above

Time Traveler
The first known use of direct current was in 1849

Rhymes for direct current

See All Rhymes for direct current

Browse Nearby Words

direct-coupled
direct current
direct debit
See all Nearby Words

Cite this Entry

“Direct current.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/direct%20current. Accessed 7 Jul. 2026.

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Kids Definition

direct current

noun
: an electric current flowing in one direction only
—abbreviation DC

Medical Definition

direct current

noun
: an electric current flowing in one direction only and substantially constant in value
—abbreviation DC

More from Merriam-Webster on direct current

Nglish: Translation of direct current for Spanish Speakers

Britannica.com: Encyclopedia article about direct current

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