What's the difference between focus and ray?

Focus


Definition:

  • (n.) A point in which the rays of light meet, after being reflected or refrcted, and at which the image is formed; as, the focus of a lens or mirror.
  • (n.) A point so related to a conic section and certain straight line called the directrix that the ratio of the distace between any point of the curve and the focus to the distance of the same point from the directrix is constant.
  • (n.) A central point; a point of concentration.
  • (v. t.) To bring to a focus; to focalize; as, to focus a camera.

Example Sentences:

  • (1) Work on humoral responses has focused on lysozyme, the hemagglutinins (especially in the oyster), and the clearance of certain antigens.
  • (2) Family therapists have attempted to convert the acting-out behavioral disorders into an effective state, i.e., make the family aware of their feelings of deprivation by focusing on the aggressive component.
  • (3) Now, as the Senate takes up a weakened House bill along with the House's strengthened backdoor-proof amendment, it's time to put focus back on sweeping reform.
  • (4) Focusing on two prospective payment systems that operated concurrently in New Jersey, this study employs the hospital department as the unit of analysis and compares the effects of the all-payer DRG system with those of the SHARE program on hospitals.
  • (5) The review provides an update of drug-induced pulmonary disorders, focusing on newer agents whose effects on the lung have been studied recently.
  • (6) This study reports the analysis of a transvestite man through focusing on his marital interaction and his wife's complementary behavior to his perversion.
  • (7) Subsequent isoelectric focusing in sucrose revealed an isoelectric point of 9.0-9.2.
  • (8) Streaming is shown to occur in water in the focused beams produced by a number of medical pulse-echo devices.
  • (9) Other recommendations for immediate action included a review of the Nursing and Midwifery Council and the General Medical Council for doctors, with possible changes to their structures; the possible transfer of powers to launch criminal prosecutions for care scandals from the Health and Safety Executive to the Care Quality Council; and a new inspection regime, which would focus more closely on how clean, safe and caring hospitals were.
  • (10) For enrolled nurses an increase in "Intrinsic Job Satisfaction" was less well maintained and no differences were found over time on "Patient Focus".
  • (11) Isoelectric points for two normal liver isoenzymes demonstrable by isoelectric focusing are pH5.9 and 6.0.
  • (12) "As part of this de-leveraging process, the group will also focus on eliminating any loss-making businesses."
  • (13) Serum and pituitary gonadotropins, hypothalamic luteinizing hormone-releasing hormone (LHRH), and the profile of FSH forms across the isoelectric focusing gel were determined by radioimmunoassay.
  • (14) However, the City focused on the improvement in the fortunes of its Irish business, Ulster bank, and its new mini bad bank which led to a 1.8% rise in the shares to 368p.
  • (15) The primary focus of both nonpharmacologic and pharmacologic therapy should be to control systemic blood pressure in a simple, affordable, and nontoxic fashion that provides an adequate quality of life.
  • (16) Proper function of proteinases such as PA may require focusing of activity on a cellular level.
  • (17) The organisation initially focused on education, funding the Indian company BYJU’s, which helps students learn maths and science, and the Nigerian company Andela, which trains African software developers.
  • (18) Inclusion-forming and non-inclusion-forming elementary bodies focused in one band at pI 4.64.
  • (19) This review focused on the methods used to identify language impairment in specifically language-impaired subjects participating in 72 research studies that were described in four journals from 1983 to 1988.
  • (20) Network #5 conducted a pilot study of state survey results to profile data for Medical Review Board (MRB) analysis and to identify potential areas where educational activities could be focused.

Ray


Definition:

  • (v. t.) To array.
  • (v. t.) To mark, stain, or soil; to streak; to defile.
  • (n.) Array; order; arrangement; dress.
  • (n.) One of a number of lines or parts diverging from a common point or center, like the radii of a circle; as, a star of six rays.
  • (n.) A radiating part of a flower or plant; the marginal florets of a compound flower, as an aster or a sunflower; one of the pedicels of an umbel or other circular flower cluster; radius. See Radius.
  • (n.) One of the radiating spines, or cartilages, supporting the fins of fishes.
  • (n.) One of the spheromeres of a radiate, especially one of the arms of a starfish or an ophiuran.
  • (n.) A line of light or heat proceeding from a radiant or reflecting point; a single element of light or heat propagated continuously; as, a solar ray; a polarized ray.
  • (n.) One of the component elements of the total radiation from a body; any definite or limited portion of the spectrum; as, the red ray; the violet ray. See Illust. under Light.
  • (n.) Sight; perception; vision; -- from an old theory of vision, that sight was something which proceeded from the eye to the object seen.
  • (n.) One of a system of diverging lines passing through a point, and regarded as extending indefinitely in both directions. See Half-ray.
  • (n.) To mark with long lines; to streak.
  • (n.) To send forth or shoot out; to cause to shine out; as, to ray smiles.
  • (v. i.) To shine, as with rays.
  • (n.) Any one of numerous elasmobranch fishes of the order Raiae, including the skates, torpedoes, sawfishes, etc.
  • (n.) In a restricted sense, any of the broad, flat, narrow-tailed species, as the skates and sting rays. See Skate.

Example Sentences:

  • (1) The level of gadd45 mRNA increased rapidly after X rays at doses as low as 2 Gy.
  • (2) Pain is not reported in the removal area, the clinical examinations show identical findings on both patellar tendons, X-ray and ultrasound evaluations do not demonstrate any change in patellar position.
  • (3) Findings on plain X-ray of the abdomen, using the usual parameters of psoas and kidney shadows in the Nigerian, indicate that the two communities studied are similar but urinary calculi and urinary tract distortion are significantly more prominent in the community with the higher endemicity of urinary schistosomiasis.
  • (4) In the German Democratic Republic, patients with scleroderma and history of long term silica exposure are recognized as patients with occupational disease even though pneumoconiosis is not clearly demonstrated on X-ray film.
  • (5) A new type of Escherichia coli mutant which shows increased sensitivity to methyl methane sulfonate but not to UV light or to gamma rays was isolated after mutagenesis with N-methyl-N'-nitro-N-nitrosoguanidine.
  • (6) Thin films (OD approximately 0.7) of glucose-embedded membranes, prepared as a control, showed virtually 100% conversion to the M state, and stacks of such thin film specimens gave very similar x-ray diffraction patterns in the bR568 and the M412 state in most experiments.
  • (7) In 0.17 M Na+(aq), tRNA(Phe) exists in its native conformation and the number of strong binding sites (Ka greater than or equal to 10(4)) was estimated to be 3-4 by titration experiments, in agreement with X-ray structural data for crystalline tRNA(Phe) (Jack et al., 1977).
  • (8) Radiological findings on chest X-rays taken two weeks after BAI were evaluated according to Takeuchi's criteria.
  • (9) The intermandibularis is probably present only in electric rays.
  • (10) Carbopol-940 gels, being the best of those used, were studied further for the effect of its concentration and of additives (benzalkonium chloride, phenylmercuric nitrate, chlorbutol and disodium edetate), autoclaving at 121 degrees C for 30 min and irradiation with gamma rays (2.5 Mrad), on the end product.
  • (11) The X-ray tube rotates outside the detector array at the rate of one revolution per second.
  • (12) If this is what 70s stoners were laughing at, it feels like they’ve already become acquiescent, passive parts of media-relayed consumer society; precursors of the cathode-ray-frazzled pop-culture exegetists of Tarantino and Kevin Smith in the 90s.
  • (13) Chromosome aberrations were scored in BHK21 C13 Syrian hamster fibroblasts, exposed to 60Co gamma-rays, 250 kV X-rays, 15 MeV neutrons or neutrons of mean energy 2.1 MeV produced from the 9Be(d,n)10B reaction.
  • (14) The scatter measurement was made using a standard imaging geometry with both beam stops and an additional x-ray detector placed behind the standard imaging detector.
  • (15) Chest X-ray revealed multiple nodular lesions in both lung fields.
  • (16) The treatment group received 75 mg of roxatidine acetate hydrochloride at 9 PM and 12 to 13 hours later gastric juice secretion was measured with gastric x-ray films in both groups.
  • (17) All patients received an X-ray study of swallow at 3 months after the operation.
  • (18) Modifications in quaternary structure induced by variation of these physicochemical parameters were followed by means of X-ray and quasi-elastic light-scattering and quantified in terms of weight average molecular weight (M), radius of gyration (Rg) and hydrodynamic radius (Rh).
  • (19) Congenital defect of a cervical pedicle produces a rare clinical syndrome with a characteristic X-ray picture associated with vague clinical signs often accentuated after trauma.
  • (20) A chest X-ray examination showed a large mediastinal mass on the right.

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