vacuum

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vacuum

 [vak´u-um]
a space devoid of air or other gas.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.

vac·uum

(vak'yūm),
An empty space, one practically exhausted of air or gas.
[L. ntr. of vacuus, empty]
Farlex Partner Medical Dictionary © Farlex 2012

vac·u·um

(vak'yūm)
An empty space, one practically exhausted of air or gas.
[L. ntr. of vacuus, empty]
Medical Dictionary for the Health Professions and Nursing © Farlex 2012

vac·u·um

(vak'yūm)
An empty space, one practically exhausted of air or gas.
[L. ntr. of vacuus, empty]
Medical Dictionary for the Dental Professions © Farlex 2012
References in periodicals archive ?
The Rotary Vacuum Pressure Filters market was valued at 672.35 Million US$ in 2018 and is projected to reach 893.83 Million US$ by 2024, at a CAGR of 4.86% during the forecast period.
The influence of vacuum pressure on the bubble dissolution, as shown qualitatively in Fig.
In the vacuum preloading, negative vacuum pressure is maintained at the boundary, which could lead to the migration of soil grains onto the drains and finally cause the degradation of drainage capacity, in spite of the use of flocculants.
Because the influence radius of the vacuum pressure is greater than the influence radius of dewatering ([r.sub.I] > R), the water level in vacuum dewatering is worked out as follows:
In the one-dimensional model of unsaturated seepage shown in Figure 8, assuming that the pore water pressure at the well wall is -40 kPa, the influence distance of vacuum pressure is 5 m, the cross-sectional area A is 2 [m.sup.2], and [q.sub.wx] is 5 x 10-9 [m.sup.3]/s.
The three mechanical pumps were designed to be installed in-line with the prostheses and engaged the weight of the user to generate vacuum pressure through two distinctly different activation mechanisms.
Further experiment shown with Figure 6 (with tabulated data) the controlled vacuum pressure inside vacuum chamber, by combining effect of the water pressure supplied to ejector and the air quantity fed into the chamber.
The distribution of vacuum pressure, energy density and space-time geometry are described by the semi-classical Einstein field equations taking c = 1,
Fielding monitoring of vacuum pressure applied to the drain, settlements and pore water pressure changes are an essential part of a vacuum preloading project, as whether the method is effective or implemented properly or not can only be evaluated using the field monitored data.
This manometer measures absolute, gauge or vacuum pressure and features an isolated 316ss sensor that allows it to be used with liquids and corrosives.