overturn

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overturn

[′ō·vər‚tərn]
(hydrology)
Renewal of bottom water in lakes and ponds in regions where winter temperatures are cold; in the fall, cooled surface waters become denser and sink, until the whole body of water is at 4°C; in the spring, the surface is warmed back to 4°C, and the lake is homothermous. Also known as convective overturn.
References in classic literature ?
Well, well, ma'am,' said the Doctor cheerfully, 'I am not bigoted to my plans, and I can overturn them myself.
She had regained her riding habit and calash from the grisly phantom, and was, in all respects, the lovely woman who had been sitting by my side at the instant of our overturn.
Second HGV overturns to Lanes shut for 9 hours bring more rush-hour misery as lorry spills potato load TWO lorry crashes caused rush hour chaos on the A55 yesterday.
The dirt trailer overturns as he rounds the curve directly into the path of Jess Funicello,'' Sweeney said.
The ruling, which a panel of the Seventh Circuit Court of Appeals refused to overturn, caused Wisconsin's National Organization for Women to declare, "Wisconsin overturns Roe v.
Finally, a rock slide or some other disrupting event overturns the stratified sections of the lake, releasing the dissolved gas.