vacuum

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vacuum

 [vak´u-um]
a space devoid of air or other gas.

vac·uum

(vak'yūm),
An empty space, one practically exhausted of air or gas.
[L. ntr. of vacuus, empty]

vacuum

/vac·u·um/ (vak´ūm) [L.] a space devoid of air or of other gas; a space from which the air has been exhausted.

vac·u·um

(vak'yūm)
An empty space, one practically exhausted of air or gas.
[L. ntr. of vacuus, empty]

vac·u·um

(vak'yūm)
An empty space, one practically exhausted of air or gas.
[L. ntr. of vacuus, empty]

vacuum,

vacuum

a space devoid of air or other gas.

vacuum collection
use of a handheld vacuum to recover ectoparasites from the coat of animals.
vacuum-dehydrated
freed of moisture while in a vacuum. Used in the packaging of food.
vacuum gauge
pressure gauge in a milking machine which indicates the level of vacuum in the system.
vacuum pack
meat or other perishable food is packed in a tightly sealed bag made of copolymers with polyvinyldene chloride and a low vacuum created. A bag made of nylon-polythene laminate is used for bags that are heat-sealed and a high vacuum created. The pack is then frozen for storage or shipment.
vacuum pressure
used as the basis of the modern milking machine; the negative pressure is generated by a vacuum pump and transmitted through metal and rubber pipes to the teat cups and thence to the teats; the continuous basic pressure is what keeps the teat cups on the teats; the periodic fluctuations is what causes the squeezing of the teat walls and the expulsion of the milk from the teats.
vacuum therapy
see cupping.
vacuum tube
many clinical pathology specimens are now collected in evacuated test tubes. A needle connected to the tube through a rubber stopper is passed into a vein. The needle is then connected to the vacuum and the blood or other fluid withdrawn.
References in periodicals archive ?
2] to decide between fumigation and vacuuming in Figure 5A, the plan would vacuum for 2 years and fumigate for 28 years.
We conservatively assumed that all floors are carpeted and that sporicides such as sodium hypochlorite, hydrogen peroxide, or foams (17,18), which are much more effective than vacuuming for hard surfaces, are not deployed.
Ten homes were enrolled in the upholstery intervention arm of the study; five were randomized to receive intensive vacuuming and five were randomly assigned to receive dry steam cleaning.
Significant decreases in bedroom carpet allergens were achieved both by intensive vacuuming alone and by vacuuming in combination with steam cleaning.
During these observations, an employment specialist observed Jesse while he was vacuuming and noted any interactions or assistance from Carole.
The focus of this training was to improve Jesse's general vacuuming skills by prompting him to vacuum the entire length of each row between tables, to vacuum underneath each table, and to pick up and discard any debris that the vacuum did not pick up.
With the touch of a button, the Liberator can switch from vacuuming to a dry-extraction, carpet-cleaning mode.