subatmospheric

adjective

sub·at·mo·spher·ic ˌsəb-ˌat-mə-ˈsfir-ik

-ˈsfer-

: less or lower than that of the atmosphere

subatmospheric pressure

Word History

First Known Use

1874, in the meaning defined above

Time Traveler

The first known use of subatmospheric was in 1874

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sub-Atlantic

subatmospheric

subatomic

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Style

“Subatmospheric.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/subatmospheric. Accessed 26 Jul. 2025.

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Medical Definition

subatmospheric

adjective

sub·at·mo·spher·ic ˌsəb-ˌat-mə-ˈsfir-ik, -ˈsfer-

: less or lower than that of the atmosphere

subatmospheric pressure

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subatmospheric

adjective

Word History

Browse Nearby Words

Cite this Entry

Medical Definition