What's the difference between leak and percolate?

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.

Percolate


Definition:

  • (v. t.) To cause to pass through fine interstices, as a liquor; to filter; to strain.
  • (v. i.) To pass through fine interstices; to filter; as, water percolates through porous stone.

Example Sentences:

  • (1) As soon as the component with the lower mechanical stability is percolating the powder system, tablet hardness is controlled entirely by this component.
  • (2) This group consisted of 101 cases of whom 38 underwent semen treatment with Centrifugation on a Discontinuous Percoll Gradient (CDPG) and 63 with Pellet Swim-up (PS); the control group was made up of 31 normospermic patients where the semen was treated by PS.
  • (3) The attempt to fractionate the testicular cells by centrifugation in the continuous and discontinuous Percoll gradient was undertaken.
  • (4) The platelet subpopulations were separated with discontinuous gradients of Percoll.
  • (5) By using Percoll discontinuous density gradient centrifugation, peripheral blood nonphagocytic and nonadherent mononuclear cells were divided into the low and high density fractions for which natural killer (NK) cells and T cells were enriched, respectively.
  • (6) We conclude that both localized memory and percolation are possible in stimulatory idiotypic networks.
  • (7) The effect of activated PMN was tested on the motility of Percoll-washed spermatozoa in the presence and absence of reactive oxygen species scavengers or seminal plasma (whole or fractionated).
  • (8) To cope with this problem, in 27 IVF cycles, sperm selection was performed by centrifugation on discontinuous Percoll density gradient.
  • (9) Thirdly, the discontinuous percoll density gradient centrifugation was used to separate P. carinii cysts.
  • (10) Fractionation by Percoll density centrifugation of peripheral blood leucocyte cells, from atopic subjects with seasonal hay fever, unmasked IgE-B cell populations whose individual capacities to synthesize IgE in vitro were obscured in cultures of unfractionated B cells.
  • (11) Inspection of the cavity margins revealed absence of percolation at the dentin margins.
  • (12) In general, IEL of satisfactory yield and of good viability were obtained with EDTA treatment of the gut tissues, followed by rapid passages of the resultant cells through nylon-wool columns and centrifugation on two-step Percoll density gradients (45% and 80%).
  • (13) Basolateral membranes obtained by self-orienting Percoll-gradient centrifugation were treated with 5 mM CaCl2 to minimize the cross-contamination by brush border membranes.
  • (14) Percoll-purified high density small lymphocytes had little or no migratory capacity under these conditions, requiring a longer incubation time (4 hr) for consistent migration.
  • (15) Guinea pig marrow cell suspensions were first enriched for megakaryocytes by density equilibrium centrifugation in continuous Percoll density gradients.
  • (16) Using Percoll density gradient centrifugation, 1,25(OH)2D3 receptors could be localized in the basal cell fraction.
  • (17) After introduction of erythrocyte targets, there was a 20- to 30-min delay before initiation of phagocytosis that was not observed with monocytes prepared by the standard Percoll-gradient technique.
  • (18) To accomplish this, blood was obtained from patients with ragweed AR, granulocytes were isolated and fractionated by continuous density Percoll gradients, and the density distribution of these cells was determined after centrifugation.
  • (19) A cellular compartment from brown adipose tissue (BAT) of newborn rats was isolated by Percoll-density-gradient centrifugation and was shown to proliferate and to undergo adipose conversion in vitro in primary culture.
  • (20) Collagenase-dispersed cells from human chorion laeve were examined on Percoll gradients.