aeroshell

noun aero·shell \ ¦er-ō-¦shel \

Definition of aeroshell

plural aeroshells

: heat shield

One such system, the Viking-era 70° sphere cone aeroshell, has been used on every U.S. mission to the surface of Mars.
—Donald Rapp, Human Missions to Mars, 2007

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Origin and Etymology of aeroshell

NEW! Time Traveler

First Known Use: 1966

in the meaning defined above

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