sinkhole

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sinkhole

[′siŋk‚hōl]
(geology)
Closed surface depressions in regions of karst topography produced by solution of surface limestone or the collapse of cavern roofs.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
A spokesman said: "Work to fill the sink hole will begin next week and will be completed by the end of March.
The sink hole did not occur near the company's operations, anddid not cause any injuries.
The next morning, crews were dispatched to the Lighthouse View area after a spaniel fell 60ft down a sink hole while reportedly chasing a bird.
Heavy rain fell in the region over the weekend but the exact cause of the sink hole has not yet been established.
WORRIED parents have told of their fears after a 5ft deep sink hole appeared in a road.
| A BUSY road junction in Southport is likely to be closed "for several weeks" after a collapsed sewer caused a large sink hole to appear.
A SECOND sink hole in a matter of days has appeared suddenly in Denbighshire forcing workmen to dig up a road.
Highways officers and engineers spent yesterday out at the apparent sink hole, which first appeared on Monday afternoon.
The Magheracloone Mitchells pitch in Co Monaghan subsided last month and sink holes developed in the ground.
sink holes I watched as jaws of steel grope On necks that reach the pits
They said there were an increasing number of sink holes in the southern shores of the Dead Sea as a result of shrinking water levels.