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Definitions

underground

[uhn-der-ground, uhn-der-ground] / ˈʌn dərˈgraʊnd, ˈʌn dərˌgraʊnd /




Example Sentences

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One fix that “Wedges” leaned especially hard on was carbon capture and storage, a technology that promised to grab carbon pollution from smokestacks and other sources and trap it forever underground.

From Salon • Jun. 26, 2026

Command and control nodes could be moved underground.

From The Wall Street Journal • Jun. 26, 2026

Prosecutors said the Lachman fire smoldered underground for a week before exploding into the deadly Palisades fire.

From Los Angeles Times • Jun. 25, 2026

For him, the risk of seismic activity, by creating cracks underground, is outweighed by the benefits of an energy source that is renewable, always-on and large-capacity.

From BBC • Jun. 25, 2026

He was, he said, working with the underground himself.

From "The Hiding Place" by Corrie ten Boom




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