burn up

verb

burned up or burnt up; burning up; burns up
: to be destroyed or cause (something) to be destroyed by fire
Most asteroids burn up upon entering the Earth's atmosphere.
Wildfires have been raging across the region burning up acres of forest.
Do we still need these old receipts? No, burn them up.

Examples of burn up in a Sentence

Recent Examples on the Web
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Threats to the ozone layer continue, from, for example, chlorine-containing molecules emitted by massive wildfires and aluminum oxide produced when satellites and other space objects burn up upon reentry into the atmosphere. Andrea Thompson, Scientific American, 22 Apr. 2026 Pieces of it burn up in our atmosphere, creating the spectacular meteors that streak across the sky. Chelsea Gohd, Space.com, 21 Apr. 2026 Satellite 35956 then returned to Earth and burned up in the atmosphere in January. Michael Kan, PC Magazine, 14 Apr. 2026 When reentry occurs, Orion's service module responsible for propelling and maneuvering the vehicle through space will separate and burn up, exposing the crew module's heat shield that protects the astronauts from the 3,000-degree Fahrenheit conditions the vehicle will endure. Eric Lagatta, USA Today, 10 Apr. 2026 See All Example Sentences for burn up

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Cite this Entry

“Burn up.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/burn%20up. Accessed 23 Apr. 2026.

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