heat shield
noun
: a barrier of ablative material to protect a space capsule from heat on its entry into an atmosphere
Examples of heat shield in a Sentence
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The agency had hoped to fly sooner, but concerns about how Orion's heat shield performed during Artemis 1's reentry to Earth atmosphere have caused some delays.
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Tariq Malik, Space.com, 24 Sep. 2025
This allows companies to test the durability of critical components like heat shields and other advanced materials for the aerospace and defense industries.
—Aman Tripathi, Interesting Engineering, 18 Sep. 2025
SpaceX's Cargo Dragon is derived from the company's Crew Dragon spacecraft, with a heat shield and propellant reserves to bring the capsule and its cargo back from the ISS for a splashdown at sea.
—Stephen Clark, ArsTechnica, 15 Sep. 2025
This Starship also incorporated several different heat shield designs to determine which worked best for reusability.
—Alex Knapp, Forbes.com, 29 Aug. 2025
See All Example Sentences for heat shield
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Tariq Malik, Space.com, 24 Sep. 2025
This allows companies to test the durability of critical components like heat shields and other advanced materials for the aerospace and defense industries.
—Aman Tripathi, Interesting Engineering, 18 Sep. 2025
SpaceX's Cargo Dragon is derived from the company's Crew Dragon spacecraft, with a heat shield and propellant reserves to bring the capsule and its cargo back from the ISS for a splashdown at sea.
—Stephen Clark, ArsTechnica, 15 Sep. 2025
This Starship also incorporated several different heat shield designs to determine which worked best for reusability.
—Alex Knapp, Forbes.com, 29 Aug. 2025
See All Example Sentences for heat shield
Cite this Entry
“Heat shield.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/heat%20shield. Accessed 3 Oct. 2025.
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