What's the difference between tributary and watershed?

Tributary


Definition:

  • (a.) Paying tribute to another, either from compulsion, as an acknowledgment of submission, or to secure protection, or for the purpose of purchasing peace.
  • (a.) Hence, subject; subordinate; inferior.
  • (a.) Paid in tribute.
  • (a.) Yielding supplies of any kind; serving to form or make up, a greater object of the same kind, as a part, branch, etc.; contributing; as, the Ohio has many tributary streams, and is itself tributary to the Mississippi.
  • (n.) A ruler or state that pays tribute, or a stated sum, to a conquering power, for the purpose of securing peace and protection, or as an acknowledgment of submission, or for the purchase of security.
  • (n.) A stream or river flowing into a larger river or into a lake; an affluent.

Example Sentences:

  • (1) Ligation of the left renal vein on the medial side of the adrenolumbar tributary maintained a patent left renal vein in all cases with 60% of left kidney biopsies showing no histological evidence of changes to glomeruli or tubules, and the remainder showing early acute tubular necrosis.
  • (2) Their tortuous or irregular outline did not usually correspond in position or appearance to normal tributaries of the vein.
  • (3) Meningeal tributaries are relatively large in humans, and drain principally into the cranio-orbital sinus or sphenoparietal sinus.
  • (4) Already at the stage of anlage the intestinal trunk is not included in the ThD root system, but serves as the RLS anterior tributary, or its lumbar, preaortic tributary.
  • (5) This was due to reductions of hepatic arterial and portal venous tributaries.
  • (6) The occurrence of cell-infiltrated intimal lesions at the confluence of many small tributaries with canine jugular and femoral veins suggested that these areas (confluences) might 1) differ structurally from the rest of the receiving vein and 2) serve as initiation sites for thrombi.
  • (7) This study shows that somatostatin analogue decreases portal pressure principally by reducing portal tributary blood flow.
  • (8) Multiplanar CDI can image flow in the circle of Willis and its tributaries and branches.
  • (9) Factors evaluated included technical success of the examination; visualization of the portal vein, splenic vein, and other tributaries; contrast medium density, portal blood flow direction; presence and type of collaterals and varices; and liver size and configuration.
  • (10) Obstruction of a major temporal branch vein, or one of its macular tributaries, presents a significant threat to vision.
  • (11) Twelve variants of ways of spreading vertical reflux of blood along the pelvic veins have been established and two ways of its transmission to the lower extremity veins: a direct way of reflux from the iliac to femoral vein and an indirect ways of reflux--from tributaries of the iliac vein to those of the femoral vein.
  • (12) Mortality of pelyad (Coregonus peled) caused by Tetraonchus alaskensis took place in winter 1973 in the Voikara and Syn rivers (the Ural tributaries of the Lower Ob) during anadromous and catadromous migrations.
  • (13) Between the gestational ages of 3 and 4 months, the middle cerebral artery and its tributaries run radially on the sylvian fossa and over the convexity.
  • (14) EPA Gazza’s Italia 90 tears were but a trickling tributary compared with the Amazon of anguish unleashed by the shell-shocked hosts during their mortifying 7-1 loss to Germany.
  • (15) It is proposed that the vein of Galen aneurysm represents a venous ectasia secondary to an increased flow (usually caused by a deep-seated arteriovenous shunt draining either directly into the vein of Galen aneurysm or into a tributary of the vein of Galen) associated with obstruction of a dural sinus distal to the aneurysm.
  • (16) Eleven stents were placed successfully in pulmonary arteries (out of thirteen attempted), and 11 of 14 were installed in tributaries of the precava or postcava.
  • (17) The scintillation camer superior venacavogram provides a quick, safe, and accurate method of evaluating the patency of the SVC and its tributaries.
  • (18) All of these patients had tumor thrombi in their large tributary veins in addition to the primary tumors.
  • (19) This paper outlines an objective and reproducible method of mapping hepatic lesions into territories defined solely by the major hepatic veins and their tributaries.
  • (20) Testicular vein cast--right and left--was prepared in autopsy specimens to identify the course, tributaries and communications of the testicular vein.

Watershed


Definition:

  • (n.) The whole region or extent of country which contributes to the supply of a river or lake.
  • (n.) The line of division between two adjacent rivers or lakes with respect to the flow of water by natural channels into them; the natural boundary of a basin.

Example Sentences:

  • (1) Anterior borderzone brachial paralysis (ABBP) is a hemodynamic ischemic syndrome of the watershed zone between the anterior and middle cerebral arteries.
  • (2) Expect growing localised tensions around specific watersheds between one ethnic group and another, between farmers and cities, and so forth, he warns: “Rather than India versus Pakistan, it’s Karnataka versus Tamil Nadu over the allocation of a river that is shared between those two states.” The Water Stress Index , produced by UK risk analysis firm Maplecroft, provides an indication where water-related conflicts might be most likely to occur.
  • (3) The issue was first raised by BBC2 controller Janice Hadlow and brought to the attention of the then BBC Vision director Jana Bennett – number two to BBC director general Mark Thompson – after the sitcom, which was planned for a post-9pm watershed slot, was moved to pre-watershed.
  • (4) Consequently, the insular ribbon effectively becomes a watershed arterial zone.
  • (5) But campaign groups are now convinced that they have lost the battle on the pre-watershed ban.
  • (6) Cerebral watershed infarctions usually occur after a period of acute and severe systemic hypotension resulting in a distinctive clinical picture.
  • (7) Monthly mean concentrations of dieldrin in river water and most aquatic organisms were highest in June and July, soon after aldrin had been applied to corn land in the watershed.
  • (8) It marked a watershed in public perceptions of Brown, and represents the biggest unforced political error in the history of New Labour.
  • (9) Pardew's antics will generate yet more negative headlines for a club never far from controversy for one reason or another, and the manager admits that the episode may well be a personal watershed.
  • (10) Last month, public discontent spilled over for the first time when Putin was booed during an appearance at a martial arts fight , an event described by analysts as a watershed moment in his rule.
  • (11) The oxygen extraction fraction rose with the distance from the anterior portion of the circle of Willis, attaining the highest value in the superior parietal and posterior temporo-occipital watershed area.
  • (12) Tc-99m HMPAO SPECT may be more sensitive than CT in the detection of infarctions in the watershed distribution.
  • (13) Lee Hsien Loong acknowledged that was a watershed, promising to listen to voters.
  • (14) In 1819, the area of Manchester then known as St Peter's Field was the scene of a watershed moment in the struggle for universal suffrage, when around 15 protesters were variously bayoneted, shot and trampled to death in the so-called Peterloo Massacre .
  • (15) Swine faeces from three pig farms in the La Crosse River watershed near La Crosse, Wisconsin, were sampled for Yersinia enterocolitica; 19 presumptive isolates were recovered and biochemically confirmed as Y. enterocolitica.
  • (16) If that happens, the Britain that votes to join the anti-Isis alliance will have crossed a post-Iraq watershed.
  • (17) The lesions were thought to be in the watershed areas of the regional arterial supplies, and the areas were considered to be prone to ischemia.
  • (18) The position of the watershed zone could be important to explain the visual field defect in anterior ischemic optic neuropathy and glaucoma.
  • (19) Only a few deep infarctions were watershed infarction possibly.
  • (20) Watershed cerebral infarcts can now be identified in stroke survivors using CT scanning.