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 ?
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. How she had happened to disappear, and who had supplied her place, and whence she did now return, were problems too knotty for me to solve.
And if he can't live there, he'll die there, sooner than he'll overturn the Doctor's plans.
'Well, well, ma'am,' said the Doctor cheerfully, 'I am not bigoted to my plans, and I can overturn them myself.
He saw his father's sledge overturned, with his mother and sisters.
They tried to jump over each other, got tangled up in the harness, and overturned the sledge.
Poverty ordinarily causes no such sensations to those who are conscious of possessing advantages of an order superior to wealth, and surely a well-educated, well-born, virtuous girl need not have blushed because estates were torn from her parents by a political convulsion that had overturned an ancient and powerful throne.
Gathering up all he could carry under one arm, he overturned the seething cauldron with a kick, and disappeared into the foliage above just as the first of the returning natives entered the gate at the far end of the village street.
"Yes," replied the Captain; "sometimes the animal turns upon its assailants and overturns their boat.
At the first glance it was really no more exciting than an overturned carriage or a tree blown across the road.
Bill seemed to have forgotten his forebodings of the previous night, and even waxed facetious with the dogs when, at midday, they overturned the sled on a bad piece of trail.
The priest overturned Quasimodo on the floor with a kick, and, quivering with rage, darted back under the vault of the staircase.
When he reached the bridge he saw two unlimbered guns, the infantry crossing the bridge, several overturned carts, and frightened and laughing faces among the troops.