in vacuo

adverb

in vac·​uo in-ˈva-kyə-ˌwō How to pronounce in vacuo (audio)
: in a vacuum

Word History

Etymology

New Latin

First Known Use

1644, in the meaning defined above

Time Traveler
The first known use of in vacuo was in 1644

Dictionary Entries Near in vacuo

Cite this Entry

“In vacuo.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/in%20vacuo. Accessed 29 Nov. 2022.

Medical Definition

in vacuo

adverb

in vac·​uo in-ˈvak-yə-ˌwō How to pronounce in vacuo (audio)
: in a vacuum
serum dried in vacuo
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