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 The needle is then connected to the vacuum and the blood or other fluid withdrawn.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 ?
It also created a yearning for new certainties, and for many German academics the German nation or Volk came to fill the vaccuum left by the collapse of religious, moral and rational values.
Did the buffalo sleep standing or lying down, & when they slept, did the tongue hang from the open mouth, or did it press against the back of the upper teeth in a moderate vaccuum to keep it from obstructing the passage of air?
When pieces are fed through the machine, a brush and vaccuum clean the substrate to eliminate telegraphing.
All particles are precipitated to the floor and from that stage the only movement they can achieve is lateral, prior to removal by normal good housekeeping procedures such as vaccuum cleaning or mopping.
Evaluations indicated that per part cost was 50% less than a previous consideration - vaccuum formed high-density polyethylene foam.
3c Use of vaccuum fluorescent display for trouble shooting.
A top mount refrigerator line, a horizontal axis washing machine, redesigned vending equipment, and the new Hoover Wind-Tunnel vaccuum cleaner have been launched in fiscal 1997.
How much more powerful could that be than the customary TV version of having that breakup occur in a vaccuum, get edited, put in a can for months and then trotted out?
Trials on regular use of Viagra or vaccuum devices used for erectile dysfunction are also being studied.
I know many of us cheat when it comes to cleaning the mattress, either using the vaccuum cleaner or simply turning it over - but that won't kill all the bugs so it really is important to get it cleaned professionally.
In actual fact, it was the most benignly-written and over-baked laughter-free vaccuum ITV have managed in a while.
Cars, clothes, electronics, vaccuum cleaners, toys; you name it, we tend not to make it any more.