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gigawatt

American  
[gig-uh-wot, jig-] / ˈgɪg əˌwɒt, ˈdʒɪg- /

noun

  1. one billion watts. GW, Gw


Etymology

Origin of gigawatt

First recorded in 1960–65; giga- + watt

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.

See Examples For:

At one gigawatt, it is expected to be Australia's largest single energy user.

From BBC Sep. 3, 2026

Leasing out 1 gigawatt would only take up 7% of Meta’s total 14-gigawatt capacity goal for 2027 while adding up to $4.32 in per-share earnings, he added.

From MarketWatch Aug. 25, 2026

A computing power capacity of one gigawatt is often referred to as "hyperscale".

From Barron's Jul. 31, 2026

The campus could eventually grow past the planned 1.6 gigawatt capacity.

From The Wall Street Journal Jul. 30, 2026

On June 23 the Energy Department’s Office of Energy Dominance Financing announced the American Nuclear Supply Chain Loans—$17.5 billion to jump-start long‑lead procurement items for 10 new 1.1 gigawatt AP1000 reactors.

From The Wall Street Journal Jul. 5, 2026

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