What's the difference between drain and leak?

Drain


Definition:

  • (v. t.) To draw off by degrees; to cause to flow gradually out or off; hence, to cause the exhaustion of.
  • (v. t.) To exhaust of liquid contents by drawing them off; to make gradually dry or empty; to remove surface water, as from streets, by gutters, etc.; to deprive of moisture; hence, to exhaust; to empty of wealth, resources, or the like; as, to drain a country of its specie.
  • (v. t.) To filter.
  • (v. i.) To flow gradually; as, the water of low ground drains off.
  • (v. i.) To become emptied of liquor by flowing or dropping; as, let the vessel stand and drain.
  • (n.) The act of draining, or of drawing off; gradual and continuous outflow or withdrawal; as, the drain of specie from a country.
  • (n.) That means of which anything is drained; a channel; a trench; a water course; a sewer; a sink.
  • (n.) The grain from the mashing tub; as, brewers' drains.

Example Sentences:

  • (1) In one of the cirrhotic patients, postmortem correlation of sonographic, angiographic, and pathological findings showed that the dilated vessels seen on sonography were cystic veins draining normally into the portal vein rather than portosystemic anastomoses.
  • (2) Intraperitoneal drain should therefore be used when choledochus has been explored.
  • (3) It is usually associated with a left superior caval vein draining into the coronary sinus and is frequently part of a complex congenital malformation of the heart.
  • (4) Ovarian venous concentrations of these four steroids from the side draining the tumor-bearing ovary were increased in 40 to 80% of the women.
  • (5) Radioactive lactic acid was detected in the drained perfusion solution with D(U-14C)-glucose, but not when D(U-14C)-fructose was used.
  • (6) Draining of thin films has thus a dehydrating effect as well as a sorting and ordering effect.
  • (7) Regarding ureters read as true positives on indirect study, if that ureter has ever shown reflux at any time, or if it drained a scarred kidney specificity was improved to 97% without changing the sensitivity.
  • (8) In tests on 13 cells pacing at a 200 mua drain without recharging, the simulated mean duration of pacing before total discharge was 4.8 years.
  • (9) An abscess of a lingual tonsil should be drained under general anesthesia, and lingual thyroid should be treated conservatively unless it produces obstructive symptoms.
  • (10) Among them 8 cases were coelio-drained for 24 hours with very little thin bloody drainage.
  • (11) Lymphocytes obtained from lymph nodes draining foot pads infected with R. conorii or R. akari demonstrated cross-reactivity similar to that found with immune spleen cells.
  • (12) The experiments show that the single cephalad channel venous island flap is perfused by and drains through its single cephalad vein.
  • (13) But it has a tainted reputation: the 2007 foot and mouth outbreak was traced to a leak from Pirbright’s drains.
  • (14) The well drained soils of the Suiá--Missu forest are very uniform, deep latosols (oxisols) of very dystrophic nature with pH (in water) between 4.0 and 5.0 (see table 2, p. 203).
  • (15) That would mark a controversial break from its existing policy, whereby the ECB offsets bond purchases by draining liquidity from the system in separate operations.
  • (16) In 13 growing pigs (mini-pigs) all veins draining the head of femur were ligated intra-abdominally.
  • (17) However, we demonstrate that topical exposure to DNTB causes activation of the draining lymph node in mice and the induction of contact sensitization in both rodents and a single human volunteer.
  • (18) The malformations over the surface drain into the superior sagittal sinus.
  • (19) Our current recommendation for initial treatment is excision of the primary tumor followed by irradiation with generous fields to include the primary tumor site and draining regional lymphatics to doses of 46-50 Gy in 2 Gy fractions.
  • (20) The region was perfused at constant flow through the aorta and drained at constant pressure from the inferior vena cava.

Leak


Definition:

  • (v.) A crack, crevice, fissure, or hole which admits water or other fluid, or lets it escape; as, a leak in a roof; a leak in a boat; a leak in a gas pipe.
  • (v.) The entrance or escape of a fluid through a crack, fissure, or other aperture; as, the leak gained on the ship's pumps.
  • (a.) Leaky.
  • (n.) To let water or other fluid in or out through a hole, crevice, etc.; as, the cask leaks; the roof leaks; the boat leaks.
  • (n.) To enter or escape, as a fluid, through a hole, crevice, etc. ; to pass gradually into, or out of, something; -- usually with in or out.

Example Sentences:

  • (1) Keep it in the ground campaign Though they draw on completely different archives, leaked documents, and interviews with ex-employees, they reach the same damning conclusion: Exxon knew all that there was to know about climate change decades ago, and instead of alerting the rest of us denied the science and obstructed the politics of global warming.
  • (2) And, according to a letter leaked to the BBC last week , he reckons he has found one: default-on.
  • (3) Madonna has defended her description of the leak of 13 unfinished demos from her forthcoming album as “a form of terrorism” and “artistic rape”.
  • (4) Diagnosis and identification of the site of the leak is often inaccurate, even with meticulous care given to placing and removing the nasal pledgets.
  • (5) The leak also included the script for an in-house Sony Pictures recruitment video and performance reviews for hundreds employees.
  • (6) Responding to a “We the People” petition, launched after Snowden’s initial leaks were published in the Guardian two years ago, the Obama administration on Tuesday reiterated its belief that he should face criminal charges for his actions.
  • (7) The toxicity at this dose included pericarditis and dyspnoea ascribed to a 'capillary-leak' syndrome.
  • (8) Horseradish peroxidase was not observed to leak from the lumen of new vessels.
  • (9) The cation leak identified in this manner is not prelytic, and it is fully reversible.
  • (10) At a private meeting last Tuesday, Hunt assured Cameron and the cabinet secretary, Sir Jeremy Heywood, that he had not been aware that his special adviser, Adam Smith, was systematically leaking information and advice to News Corp about its bid for BSkyB.
  • (11) Well known buyout firms such as Blackstone and Carlyle appear in the leaked documents, and Luxembourg investment vehicles are commonplace in such investment firms.
  • (12) Excessive poppet wear has also been noted in the aortic position; poppet embolization has occurred on 2 occasions, and a third patient was found, at the time of reoperation for periprosthetic leak, to have opppet wear sufficient to permit embolization.
  • (13) 2) MTC was useful for the resection of the lung because of no air leak and bleeding coming from the resected section.
  • (14) It also devalues the courage of real whistleblowers who have used proper channels to hold our government accountable.” McCain added: “It is a sad, yet perhaps fitting commentary on President Obama’s failed national security policies that he would commute the sentence of an individual that endangered the lives of American troops, diplomats, and intelligence sources by leaking hundreds of thousands of sensitive government documents to WikiLeaks, a virulently anti-American organisation that was a tool of Russia’s recent interference in our elections.” WikiLeaks last year published emails hacked from the accounts of the Democratic National Committee and John Podesta, chairman of Hillary Clinton’s election campaign.
  • (15) Based on documents leaked by whistleblower Edward Snowden, the New York Times and ProPublica reported on Thursday that the Justice Department in 2012 permitted the NSA to use widespread surveillance authorities passed by Congress to stop terrorism and foreign espionage in order to find digital signatures associated with high-level cyber intrusions.
  • (16) They moved to shore up May’s position after a weekend of damaging leaks and briefings from inside the cabinet, believed to be fuelled by some of those jostling to succeed the prime minister after her disastrous election result.
  • (17) BP sprayed almost 2m gallons of Corexit on the slick and at the leak site on the seabed.
  • (18) Cardiac disorders being usually concomitant with this syndrome (interventricular leak, pulmonary arterial wedge stenosis etc.)
  • (19) Thus, both pump-mediated and leak Na+ effluxes were voltage independent.
  • (20) Reoperation was more frequent after valve replacement with bioprostheses (6.7% per patient year) than after valvuloplasty (4.3% per patient year) and after mechanical valve replacement (1.5% per patient year; P less than 0.02), and was necessitated mainly by residual or recurrent valve dysfunction after valvuloplasty, bland or infected periprosthetic leaks in mechanical valves and degradation of bioprostheses.