from Wiktionary, Creative Commons Attribution/Share-Alike License
- adv. headwards
from The Century Dictionary and Cyclopedia
- Toward the head.
Sorry, no etymologies found.
Stabilizing the gully head is important to prevent damaging water flow and headward erosion.
At times of low water, for example, at a great water level difference Dh, these forces can become so strong that the pressure due to the seepage flow pushes the river bottom area at the end of the weir upwards, and the weir foundation is damaged by headward erosion.
As the isthmus disappeared at the close of the 17th century, the river continued to erode the island headward and build it up at its downstream end, so that the western and southern shores where the first settlement had been built, were partly destroyed.
The+Whistler to "The Grand Forks School Board's Secret Illegal Meeting" headward on August 12th, 2010 at 1: 28 pm
Erosion then typically moves in a headward direction along the pre-existing shallow channel system.
Loved it when Louis seemed to say that girls were stopping him in the street shouting headward ... i mean jedward - yeah why are you there again?
"This is actually not at all self-evident: for a long time, scientists have been trying to figure out whether the valleys on Mars were formed by groundwater seepage and headward erosion, or by surface runoff caused by rainfall or snowmelt", said Hauber.
(1954, p. 12) pointed out, erosion progresses headward or upstream and because there is progressive reduction in the number of rooms and in the quantity of visible rubbish especially at Hungo Pavie, Una
The river’s erosional force was great enough to cause the headward erosion of the edge of the High Plains.
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