heavier-than-air

adjective

Definition of heavier-than-air

: of greater weight than the air displaced

First Known Use of heavier-than-air

1903, in the meaning defined above

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The first known use of heavier-than-air was in 1903

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Cite this Entry

“Heavier-than-air.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/heavier-than-air. Accessed 30 Sep. 2020.

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