anchor

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anchor

(ang'ker),
Any device that fixes the position of an object with respect to its surroundings.
[M.E. anker, fr. O.E. ancor, fr. L. ancora, fr. G. ankyra]

anchor

A clinical trial term of art for a planned activity, often marking the transition between epochs (stages) or elements of a clinical study plan—e.g., FP/FV (first patient/first visit).

anchor

(ang′kŏr) [L. ancora, anchora, fr Gr. ankyra, anchor]
1. Any structure that provides stability for a prosthetic dental appliance, e.g., a crown, bridge, or denture. The anchor may be a metal implant, a natural tooth, or part of a fixed bridge.
2. In emergency medicine, to tie or attach a rope or sling so it will not move and can support the weight of the rescuers, basket, and patient.
3. A tree, rock, door casing, or other strong stable device that will not move when a rescuer and patient's weight are attached to it.
4. In cell biology, a scaffold within the cell or its membranes, on which enzymes or other important molecules are suspended.
References in periodicals archive ?
It is held in place by concrete anchors on either side of the river, which have moved following heavy rainfall in recent months.
The Columns Shall Rest On A Plate Which Bolts To The Floor With Concrete Anchors.
Specific product offerings include cordless and electric power tools, concrete anchors, levels, saw blades, carbide bits, diamond blades, safety equipment, generators, ladders, marking supplies, abrasives, screws and much more.
The Rockford, IL operation sells prepackaged products such as bolts, screws, washers, hex nuts and concrete anchors and will operate under the brand FAS-N-IT.
For this, eight concrete anchors -- each measuring 3- by 6-feet -- were designed to be placed along the line to provide needed restraint.
To test the wings must be built up special concrete anchors used in the blade root.
Tenders are invited for The performance of underwater engineering works on underwater survey and dismantle concrete anchors from the stern mooring four barrels raid handling complex 6 from the bottom of the waters of Coal Harbour seaport "Big Port of St.