intrusion

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intrusion

[in·tro̅o̅′zhən]
Etymology: L, intrudere, to push or force in
an orthodontic technique of depressing a tooth back into the occlusal plane or attempting to prevent its eruption or elongation during correction of an excessive overbite. Compare extrusion (def. 3).

intrusion,

n a depression; an inward projection.

intrusion

an orthodontic procedure in which a tooth is made to move further into the alveolus.
References in periodicals archive ?
Executive Chairman Greg Starr said, "Intersecting this deep intrusive provides confidence for Gold Anomaly to drill a second deep hole to target an area beneath that tested by NEV027.
Not only are some of these questions frighteningly intrusive, they are not job related.
Noting that "some combination of these factors may also justify the use of aggressive police action without causing an investigatory stop to turn into an arrest," the court held that in the absence of any of them, "the use of such aggressive and highly intrusive tactics is not warranted.
Iris and retina scanning are the most intrusive and expensive technologies, yet the most accurate.
In fact, intrusive initial interview question were asked in fewer than 5% of the audits in 1995 and 1996.
Chairman, TEI is well aware of your support for efforts to "get the IRS out of the lives of the American people" and to protect taxpayers from intrusive requests.
Absent more democratic relations on the shop floor, we are likely to have little more than a proliferation of feel-good laws followed either by disillusionment or endless controversies surrounding intrusive and often costly and in efficient modes of government regulation.
Intrusive thoughts were closely related to these symptoms, he observes, because TMI residents are exposed to constant reminders of the 1979 accident, including the ever-present power plant stacks and continuing media coverage.
The general geologic environment of volcanic rocks in contact with a large granitic intrusive complex can provide ample opportunity for ore deposit formation.
GMC has identified a quartz monzonite intrusive phase within the Gold Lake project area that intrudes a rhyolite plug suggesting a possible Tyrone equivalent intrusive event within this area.
b) Disseminated type mineralization occurs in the Launay felsic intrusive rocks where gold-bearing pyrite is disseminated in a massive intrusive phase rich in plagioclase feldspar ("albitite"); this type of mineralization is found in Zone "75".
Glacial sediment test surveys were also conducted for appraisal of this method over known kimberlite intrusive areas and elsewhere.