Etymology: [ 'va-(")kyüm, -ky&m ] (noun.) 1550. From Dutch vacuüm, from Latin vacuum, the substantivated neutrum of the adjective vacuus (“empty”); spelt with a diæresis added to specify the trisyllabic pronunciation (as opposed to the disyllabic *).
Synonyms: exhaustion, free space, gap, hoover, hoovering, nothingness, rarefaction, space, vacuity, void
Antonyms: plenum, fullness
Tenses: vacuums, vacuuming, vacuumed