What's the difference between dam and sluice?

Dam


Definition:

  • (n.) A female parent; -- used of beasts, especially of quadrupeds; sometimes applied in contempt to a human mother.
  • (n.) A kind or crowned piece in the game of draughts.
  • (n.) A barrier to prevent the flow of a liquid; esp., a bank of earth, or wall of any kind, as of masonry or wood, built across a water course, to confine and keep back flowing water.
  • (n.) A firebrick wall, or a stone, which forms the front of the hearth of a blast furnace.
  • (v. t.) To obstruct or restrain the flow of, by a dam; to confine by constructing a dam, as a stream of water; -- generally used with in or up.
  • (v. t.) To shut up; to stop up; to close; to restrain.

Example Sentences:

  • (1) Blood was collected from pups and dams to determine its caffeine concentration.
  • (2) Over the years the farm dams filled less frequently while the suburbs crept further into the countryside, their swimming pools oblivious to the great drying.
  • (3) Six of eight AD and seven of eight vitamin A-adequate dams carried pregnancy to term (greater than or equal to Day 64).
  • (4) All aircraft exited the strike areas safely.” Earlier, residents living near the Mosul dam told the Associated Press the area was being targeted by air strikes.
  • (5) Serum copper concentration also was measured in dams and kids in a control herd that had no history of ataxia.
  • (6) In contrast, the same concentration of isopropanol produced narcosis in the dams, retarded body-weight gain and reduced the feed intake.
  • (7) In acute experiments on pregnant sows under sodium pentobarbitone anaesthesia, acid base balance, oxygenation and plasma metabolite concentrations were well maintained in the dam and all fetuses which remained undisturbed in utero, irrespective of the duration of the experiment.
  • (8) A dam Johnson's point may need proving towards Roberto Mancini rather than Manuel Pellegrini, but Manchester City will still be aware of a Sunderland player with a cause in the Capital One Cup final.
  • (9) Pups were weaned either to the diet of their dam or to the diet fed to dams in the other treatment group in a crossover design.
  • (10) After 21 days of gestation the morphine-dependent dams were decapitated and the foetal brains were dissected.
  • (11) The open reading frame can be expressed from the dam-regulated mod promoter (for modification of D108 DNA), yet also contains its own dam-independent promoter for expression that is detectable by northern blot analysis late in the D108 lytic cycle.
  • (12) Simmental sires had significantly heavier calves at birth and S and H dams tended to have more calving difficulty and lower survival rates.
  • (13) Primary CMV infection of dams extending into early pregnancy induced augmented cytolysis of CMV-infected fetal cells, but not MA104 NK cell targets, throughout gestation and resulted in 70% loss of conceptus.
  • (14) Mature Angus dams at Goudies had 3.7% calf deaths at birth (4.9 vs 2.4% for males vs females), a further 1.8% calf deaths to weaning and 4.6% assisted births.
  • (15) Further, the presence of the dam in the goalbox reduced plasma corticosterone elevations, particularly among 15-day-old pups and at 60 min.
  • (16) On day 18 the dams were killed and the male fetuses were examined for testicular differentiation.
  • (17) Within this group, fetal resorption had a significant effect upon the sex ratio, and this relationship was significantly affected by the number of implanted embryos: resorbing dams produced male-biased litters at small and intermediate numbers of implantation sites and female-biased litters when the number of implanted embryos was large.
  • (18) Ewe lambs from treated dams had approximately 12% greater rate of growth (P less than .04) than ewe lambs from control dams.
  • (19) Meadow vole dams, housed in a 14L:10D photoperiod were injected daily 3 h before onset of darkness with 10 micrograms melatonin.
  • (20) For heifer carcass traits from 3- to 6-yr-old dams, breed was significant (P less than .05 to P less than .01) for carcass weight, longissimus muscle area, percentage of cutability, and estimated kidney, heart, and pelvic fat.

Sluice


Definition:

  • (n.) An artifical passage for water, fitted with a valve or gate, as in a mill stream, for stopping or regulating the flow; also, a water gate or flood gate.
  • (n.) Hence, an opening or channel through which anything flows; a source of supply.
  • (n.) The stream flowing through a flood gate.
  • (n.) A long box or trough through which water flows, -- used for washing auriferous earth.
  • (v. t.) To emit by, or as by, flood gates.
  • (v. t.) To wet copiously, as by opening a sluice; as, to sluice meadows.
  • (v. t.) To wash with, or in, a stream of water running through a sluice; as, to sluice eart or gold dust in mining.

Example Sentences:

  • (1) 20 July 2006: The Tamil Tigers close the sluice gates of an eastern reservoir, cutting water to more than 60,000 people, prompting the government to launch its first major offensive on Tiger territory since the 2002 ceasefire.
  • (2) The pulmonary vascular resistance increase evoked by nerve stimulation (a) occurred in the absence of tidal air changes; (b) did not consistently differ during predominantly ;sluice' and ;non-sluice' conditions of pulmonary circulation perfusion; (c) was approximately one and a half times greater during constant pressure than during constant volume inflow perfusion of the pulmonary circulation; and (d) was greater during reverse than during forward perfusion.3.
  • (3) Once neither painfully elitist nor patronisingly populist, Edinburgh in August now threatens to become an oligarchy, a Chipping Norton of the arts, its sluices greased by Foster's lager, rather than by country suppers and police horses.
  • (4) These data do not support the presence of a "sluice" or "waterfall" effect in the umbilical-placental circulation of the sheep fetus in utero.
  • (5) So while Sir Gideon was – we are told – browsing and sluicing at a Downing Street dinner, poor Ms Smith was put up against Paxman for some political cage wrestling.
  • (6) The pulmonary arteries accounted for approximately 50% of vascular resistance upstream from the sluice point when alveolar pressure exceeded venous pressure.
  • (7) Photos of the boiler room, operating theatre and sluice room spoke of my great-grandfather's practicality and attention to detail; the beautiful Indian flowered bedspreads and carved wooden furniture spoke of my great-grandmother's flamboyant taste.
  • (8) In the original theory of sheet flow the effect of the tension in the interalveolar septa on the flow through the sluicing gate was ignored.
  • (9) The Ouse Washes reserve, part of the flood relief system for the Great Ouse river, was hit by flooding after the Environment Agency was forced to open sluices on to the washes to prevent floods elsewhere on the 150-mile river catchment.
  • (10) Another option being considered was a sluice near Bridgwater to keep the sea tides out of the river network on the Levels.
  • (11) Meanwhile, back at the car lot, both teams were getting it in the neck for their sloppy sluicing.
  • (12) The gleaming taps in the sluice rooms, wash rooms and scrubbing-up room are dry and always have been.
  • (13) It is inferred that these muscle activities and sluice channels facilitate the erection of the penis.
  • (14) The miners were unable to source the power needed to sluice and dredge or crush the ore.
  • (15) Richard Davenport-Hines in his recently published An English Affair: Sex, Class and Power in the Age of Profumo writes that 1963 was the year when "the soapy scum flowed after the sluices of self-righteous scurrility were opened".
  • (16) Out of the stadium's sluices flowed hordes of the new classes created by the industrial revolution: workers in overalls, bosses in top hats, arriving to dismantle the rural scene piece by piece, the meadows and the tilled fields making way for an array of vast chimneys emerging from the once fertile earth to reach the height of the stadium rim, their infernal belching smoke replacing the homely cottage hearth and ushering in a world of steam engines and spinning jennys.
  • (17) But they show as well that a satisfying hygienic standard cannot be arrived without sluice-systems and appropriate air conditioning.
  • (18) First on its list was dredging the rivers Parrett and Tone, but it also included a tidal sluice barrier on the Parrett.
  • (19) We assessed the strength of attachment of cultured human vascular endothelial cells to tissue culture plastic by controlled sluicing of cells, grown on multiwell plates, with isotonic saline using a specially designed nozzle attached to a reciprocating pump.
  • (20) The British had seen no economic value in them and proposed on the 1950s a series of sluices, embankments and canals.

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