impression


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impression

 [im-presh´un]
1. a slight indentation or depression, as one produced in the surface of one organ by pressure exerted by another.
2. a negative imprint of an object made in some plastic material that later solidifies.
3. an effect produced upon the mind, body, or senses by some external stimulus or agent.
basilar impression

im·pres·sion

(im-presh'ŭn),
1. A mark seemingly made by pressure of one structure or organ on another, seen especially during cadaveric dissections. See also groove for the various impressions of the lungs, for example, descending aorta, subclavian artery, and vena cava. Synonym(s): impressio [TA]
2. An effect produced on the mind by some external objects acting through the organs of sense. Synonym(s): mental impression
3. An imprint or negative likeness; especially, the negative form of the teeth and/or other tissues of the oral cavity, made in a plastic material that becomes relatively hard or set while in contact with these tissues, made to reproduce a positive form or cast of the recorded tissues; classified, according to the materials of which they are made, as reversible and irreversible hydrocolloid impression, modeling plastic impression, plaster impression, and wax impression.
[L. impressio, fr. im- primo, pp. -pressus, to press upon]

impression

(ĭm-prĕsh′ən)
n.
Dentistry An imprint of the teeth and surrounding tissues, formed with a plastic material that hardens into a mold for use in making dentures, inlays, or plastic models.

im·pres·sion

(im-presh'ŭn)
1. A mark seemingly made by the pressure of one structure or organ on another, seen especially in cadaveric dissections. See also groove for the various impressions of the lungs, e.g., descending aorta, subclavian artery, and vena cava.
2. An effect produced on the mind by some external object acting through the organs of sense.
3. An imprint or negative likeness; especially, the negative form of the teeth and/or other tissues of the oral cavity, made in a plastic material that becomes relatively hard or set while in contact with these tissues, made to reproduce a positive form or cast of the recorded tissues; classified, according to the materials of which they are made, as reversible and irreversible hydrocolloid impression, modeling elastic gel impression, plaster impression, and wax impression.
Synonym(s): impressio [TA] .
[L. impressio, fr. im- primo, pp. -pressus, to press upon]

impression

In dentistry, a negative mould of the teeth or other mouth structures, made in plastic, which is later filled with Plaster of Paris to provide a perfect copy of the anatomy.

Impression

An imprint of the upper or lower teeth made in a pliable material that sets. When this material has hardened, it may be filled with plaster, plastic, or artificial stone to make an exact model of the teeth.
Mentioned in: Malocclusion

im·pres·sion

(im-presh'ŭn)
1. [TA] An imprint or negative likeness; especially, negative form of the teeth and/or other tissues of the oral cavity, made in a plastic material that becomes relatively hard or set while in contact with these tissues, made to reproduce a positive form or cast of the recorded tissues; classified, according to the materials of which they are made, as reversible and irreversible hydrocolloid impression, modeling plastic impression, plaster impression, and wax impression.
2. [TA] Mark seemingly made by pressure of one structure or organ on another, seen especially during cadaveric dissections.
3. Effect produced on the mind by some external objects acting through the organs of sense.
[L. impressio, fr. im- primo, pp. -pressus, to press upon]
References in periodicals archive ?
Traditionally, the process of impression formation has occurred in a face-to-face (Ftf) environment.
Fifth, it is essential to follow basic prosthodontic principles and proper tissue management protocols in order to capture a high-quality digital impression. (7)
Professor Andy Young, of the Department of Psychology at York, said: "Showing how these first impressions can be captured from very variable images of faces offers insight into how our brains achieve this seemingly remarkable perceptual feat."
Thus a medium body impression material can possess sufficient viscosity to avoid excess flow if loaded into an impression tray, yet it can also exhibit an apparent lowered viscosity suitable for intrasulcular impressions, when it is expressed through an impression syringe tip.
From this point on, it was thought that emotional labor and impression management tactics would have a positive effect on burnout, and the hypotheses of the study are as follows.
'I think it is appropriate at this juncture to talk about the misconstruction of the documentary which we put out detailing some untoward activity happening at the castle of some vigilante group engaged in some activity there, there were those who on the back of that documentary kind of thought that or created the impression that our documentary meant that the President while he was condemning vigilantism was also nurturing this group at his own backyard.
Polyvinyl siloxane with putty viscosity (Exaflex, GC, America) and wash viscosity (Examix, GC, America) were mixed according to manufacturer instruction and impression was taken out on master model with relative temperature and humidity (23[degrees]C [+ or -] 2[degrees]C and 50% [+ or -] 10%)
The aim of this study was to evaluate the errors in alginate impressions taken by under-graduate and graduate students, to find out the causes of development of these errors, and to find solutions to overcome these impression faults.
I encourage veterans, especially disabled veterans who are unemployed or underemployed to get out there and make those strong first impressions to connect with employers seeking the unique talents offered by veterans.
Even if you don't make the first impression you had hoped for, research has offered a way out since 1965 with the gain-loss theory of attraction.
If you can answer "Yes" to this final question, you've done well and your online first impression will become another arrow in your quiver.