(v. t.) To reduce to a fine, unmixed, or pure state; to free from impurities; to free from dross or alloy; to separate from extraneous matter; to purify; to defecate; as, to refine gold or silver; to refine iron; to refine wine or sugar.
(v. t.) To purify from what is gross, coarse, vulgar, inelegant, low, and the like; to make elegant or exellent; to polish; as, to refine the manners, the language, the style, the taste, the intellect, or the moral feelings.
(v. i.) To become pure; to be cleared of feculent matter.
(v. i.) To improve in accuracy, delicacy, or excellence.
(v. i.) To affect nicety or subtilty in thought or language.
Example Sentences:
(1) The patients had a high AP, consumed more alcohol, were more well-fed, older and consumed more refined carbohydrates per 1 kg bw and less cholesterol and vegetable protein.
(2) After restrained least-squares refinement of the enzyme-substrate complex with the riboflavin omitted from the model, additional electron density appeared near the pyrophosphate, which indicated the presence of an ADPR molecule in the FAD binding site of PHBH.
(3) Well-refined x-ray structures of the liganded forms of the wild-type and a mutant protein isolated from a strain defective in chemotaxis but fully competent in transport have provided a molecular view of the sugar-binding site and of a site for interacting with the Trg transmembrane signal transducer.
(4) To meet these prerequisites we have introduced some technical refinements: (1) computer-controlled rectilinear translations of the target in combination with different angular positions of the source and (2) computer-controlled rotations of the target around a vertical axis in combination with different angular positions of the source.
(5) Percutaneous transhepatic biliary drainage (PTBD) was conceptualized more than 35 years ago, but its clinical application only flourished in the past 10 years after a number of technical refinements.
(6) In 1984 the press-fit condylar knee was first introduced and was intended to provide a condylar knee system primarily for posterior cruciate retention that addressed refinements in metallurgy, prosthetic geometry and sizing, cementless fixation, inventory management, and instrumentation.
(7) Obviously, the sheer number of lasers being used both clinically and experimentally indicates a great potential for further advancement and refinement in technique and surgical outcomes.
(8) Phases from x-ray structure factors (R = 0.43) computed from this model were then used in the calculation of another electron density map against which the model was further refined.
(9) Staging classifications are being refined to reflect increasing knowledge of important prognostic indicators, e.g., absence or presence of lymph node involvement, pattern of lymph node involvement, and absence or presence of visceral disease.
(10) The ordered aspect of the genetic code table makes this result a plausible starting point for studies of the origin and evolution of the genetic code: these could include, besides a more refined optimization principle at the logical level, some effects more directly related to the physico-chemical context, and the construction of realistic models incorporating both aspects.
(11) The structure of Mn(III) superoxide dismutase (Mn(III)SOD) from Thermus thermophilus, a tetramer of chains 203 residues in length, has been refined by restrained least-squares methods.
(12) Based on the refined atomic coordinates of the tRNAphe in the orthorhombic crystal, on the recent advances in the distance dependence of the ring-current magnetic field effects and on the adopted values for the isolated hydrogen-bonded NH resonances, a computed spectrum consisting of 23 protons was constructed.
(13) It can be used as a simple screening procedure to help determine which of many possible anthelmintic control strategies should be selected for more detailed examination in the field, and it provides a theoretical framework within which ideas concerning the epidemiology of parasitic gastroenteritis can be assessed and refined.
(14) The advances in lid and orbital surgery are due to the improvements made in diagnostic equipment and to technical refinements.
(15) The group’s refining business performed better than expected, more than doubling profit to $2.2bn from $1bn.
(16) They also suggest that both the migration of cortical neurons on glia and the refinement of the mapping between the peripheral whisker field and its cortical representation may depend upon the distribution of substrate adhesion molecules.
(17) Thus the present study gives support for a protective effect associated with a fiber-rich or vegetable-rich diet, while it indicates that frequent consumption of refined starchy foods, eggs and fat-rich foods such as cheese and red meat is a risk factor for colo-rectal cancer.
(18) Synthesis and discussion is focused on five major areas in which gerontological continuity and change are evidenced: 1) transformation of basic themes over time; 2) gerontology's identity crisis; 3) the social ideology of gerontology; 4) evolution and refinement of gerontological ideas and methods; and 5) temporal frameworks.
(19) The course content and format were refined after 11 pharmacists completed a pilot program.
(20) This has led to important advances in our understanding of the mechanism of axonal guidance, the physiology of neurotrophic factors and the establishment and refinement of neural connections.
Refinery
Definition:
(n.) The building and apparatus for refining or purifying, esp. metals and sugar.
(n.) A furnace in which cast iron is refined by the action of a blast on the molten metal.
Example Sentences:
(1) Therefore, the presence on a refinery site of a carcinogen other than petroleum has not been ruled out, and further study is urged.
(2) Islamist militants have attacked Iraq's largest oil refinery in the city of Baiji, 155 miles north of Baghdad, as Iran raised the prospect of direct military intervention to protect Shia holy sites.
(3) Friess said that while producers will benefit most from the pipeline, refineries along the Gulf—which he described as the "most sophisticated refineries in the world"—will profit, too, because they'll be able to outbid other refining markets for Canadian crude.
(4) Hair arsenic analysis in people living in two locations near an ore smelter and a refinery indicated high-levels compared to those of individuals residing in nonpolluted areas.
(5) While there have been numerous epidemiology studies of refinery workers, no studies have been done on producing and pipeline workers.
(6) Grangemouth's refinery produces 210,000-barrels of oil per day, and was shut last week due to the industrial action that has gripped Grangemouth.
(7) Updated at 10.40pm BST 9.12pm BST In this handout photo provided by the USGS, A satellite view shows smoke billowing from the Baiji North refinery complex on June 18, 2014 in Baiji, about 130 miles north of Baghdad.
(8) The statement also confirms that the refinery arm isn't being shut down, but Ineos wants unions to agree not to hold future strike action.
(9) The south holds roughly 75% of Sudan's oil reserves, but the north has the refineries and pipelines, so logic dictates the two sides co-operate on mutual exploitation for oil.
(10) Comparison of the two schemes showed that OR job groups developed from administrative job histories were sometimes useful in classifying employees according to refinery exposures.
(11) The conciliation service was called in after around 3,000 workers at oil and power plants across the UK staged unofficial strikes in support of workers at the Lindsey refinery at North Killingholme.
(12) Workers at refineries and power stations in various parts of the UK walked out, some holding placards quoting the words of Gordon Brown: "British jobs for British workers".
(13) Scotland's biggest oil refinery remains shut despite Ineos's offer to restart it if Unite agreed not to strike for the rest of this year.
(14) The Iraqi who drove past the refinery on Thursday said the militants also manned checkpoints around the Beiji facility some 155 miles north of Baghdad, and that a huge fire in one of its tankers was raging.
(15) "Ineos have informed us that the refinery will stay open and the management wish to restart full operations as soon as possible.
(16) They say they will be employed at the same rates as British workers at the refinery and no "direct redundancies" are expected as a result because they are new jobs.
(17) About 800 workers led the nationwide action at the Lincolnshire refinery in scenes rarely seen in the UK since the 1980s.
(18) Just over two months after a report into the 2005 fatal explosion at BP's Texas City refinery pulled its punches on the subject, a new report is expected to land a glove bang on BP's nose.
(19) The refinery was working largely as usual, with steam pouring from vents on the complex of pipes, chimneys and girders which towers over the flatlands of the Humber estuary's south shore.
(20) A large plume of smoke rises from what is said to be Baiji oil refinery in Baiji, northern Iraq.