vacuum

vac*u*um

noun

{bc}emptiness of space

vacuum

verb

{bc}to use a vacuum device (such as a vacuum cleaner) on

vacuum

adjective

{bc}of, containing, producing, or utilizing a partial vacuum

vacuum bottle

noun

{bc}{sx|thermos||}

vacuum cleaner

noun

{bc}a household appliance for cleaning floors, carpets, upholstery, etc. by suction

vacuum flask

noun

{bc}{sx|thermos||}

vacuum gauge

noun

{bc}a gauge indicating degree of rarefaction below atmospheric pressure

vac*u*um-packed

adjective

{bc}having much of the air removed before being hermetically sealed

vacuum pan

noun

{bc}a tank with a vacuum pump for rapid evaporation and condensation (as of sugar syrup) by boiling at a low temperature

vacuum pump

noun

{bc}a pump for exhausting gas from an enclosed space