vacuist

noun vac·u·ist \-yəwə̇st\

Definition of vacuist

plural

-s

  1. :  one who maintains that there are vacuums in nature by 1660 learned men were lining up on two opposing sides, the vacuists and the plenists — American Scientist — compare plenist

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Origin and Etymology of vacuist

New Latin vacuista, from Latin vacuum + -ista -ist


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