What's the difference between opacity and weight?

Opacity


Definition:

  • (n.) The state of being opaque; the quality of a body which renders it impervious to the rays of light; want of transparency; opaqueness.
  • (n.) Obscurity; want of clearness.

Example Sentences:

  • (1) Only seven films (or 0.7 percent of the entire cohort) showed nodular or rounded opacities of the type typically seen in uncomplicated silicosis.
  • (2) The results showed that dogfish lenses developed superficial opacities due to near-UV exposure.
  • (3) We examined 84 eyes with different lens opacities, the visual acuity was analysed in relation to the axial, cortical and capsular cataract.
  • (4) Presence of aspecific lens opacities also did not correlate with the risk of having inherited the DM gene.
  • (5) The opacity changes resulting from storage in water can be reduced by increasing the polymerization time.
  • (6) Correlation with high-resolution computed tomography in two patients indicated that this opacity represented a sagittal orientation of the anterior minor fissure, with resultant inferomedial curving of the right upper lobe of the lung along the right border of the heart.
  • (7) Complications of trachoma (trichiasis and opacities) were common in this age group compared to those under 6 years of age.
  • (8) In conclusion, obliteration of the inner margin of the central vein and the opacity that decreased the radiolucency extending to the peripheral side of the upper lobe bronchus are strongly suggestive of interlobar lymph node enlargement.
  • (9) Experiences with surgical treatment of chronic endogenous uveitis in human patients have shown that vision-impairing axial opacities in the vitreous body can be removed by pars plana vitrectomy, and that a considerable decrease in the frequency and severity of uveitic relapses results.
  • (10) There is all sorts of opacity which makes it easy for an employee to suffer retaliation.” Despite recent reforms to improve transparency and accountability, the organisation remains impervious to public scrutiny, with no established mechanism for freedom of information – a right which more than 100 governments around the world have enshrined in law, and is openly advocated by UN bodies such as Unesco.
  • (11) These include fibrosis with or without consolidation (n = 12), ground-glass opacities (n = 7), widespread bilateral consolidation (n = 2), and bronchial wall thickening with areas of decreased attenuation (n = 2).
  • (12) Breaks responsible for rhegmatogenous retinal detachments in 78 eyes could not be seen preoperatively owing to opacities in the media, previous buckling or other causes.
  • (13) Opacities increased with increasing concentrations of NaLS from 5 X 10(-4) M to 5 X 10(-2) M, but at 5 X 10(-1) M all corneal preparations showed a decrease in opacity.
  • (14) In an increasingly digital society, the justification for opacity in trade negotiations has met its demise, and it's time that we see modern legal instruments negotiated in a transparent and inclusive manner in order to get the best outcome for our country.
  • (15) However, liver function tests and eye examinations for possible lens opacities are advised, and further long term studies in larger groups of patients are necessary before the side effect profile of lovastatin will be clearly established.
  • (16) Electron microscopy of L1210 cells exposed a short time (90 min) to 0.21-21 microM DHAQ reveals segregation of nucleoli; the segregated granular portion shows increased electron opacity.
  • (17) Lenticular lesions were present in all but two of the 18 patients with detailed ocular examination, whereas corneal opacities were found more often in type II than type I disease.
  • (18) Each control animal also developed a local lens opacity at the site of the capsular tear, as did half the animals treated with the discrete pattern.
  • (19) A critical discussion of the different opinions on the significance of histological findings in relation to pulp tolerance is presented, and finally the significance of water uptake and radiological opacity is discussed.
  • (20) Concomitantly there were opacities seen on chest X-rays.

Weight


Definition:

  • (v. t.) The quality of being heavy; that property of bodies by which they tend toward the center of the earth; the effect of gravitative force, especially when expressed in certain units or standards, as pounds, grams, etc.
  • (v. t.) The quantity of heaviness; comparative tendency to the center of the earth; the quantity of matter as estimated by the balance, or expressed numerically with reference to some standard unit; as, a mass of stone having the weight of five hundred pounds.
  • (v. t.) Hence, pressure; burden; as, the weight of care or business.
  • (v. t.) Importance; power; influence; efficacy; consequence; moment; impressiveness; as, a consideration of vast weight.
  • (v. t.) A scale, or graduated standard, of heaviness; a mode of estimating weight; as, avoirdupois weight; troy weight; apothecaries' weight.
  • (v. t.) A ponderous mass; something heavy; as, a clock weight; a paper weight.
  • (v. t.) A definite mass of iron, lead, brass, or other metal, to be used for ascertaining the weight of other bodies; as, an ounce weight.
  • (v. t.) The resistance against which a machine acts, as opposed to the power which moves it.
  • (v. t.) To load with a weight or weights; to load down; to make heavy; to attach weights to; as, to weight a horse or a jockey at a race; to weight a whip handle.
  • (v. t.) To assign a weight to; to express by a number the probable accuracy of, as an observation. See Weight of observations, under Weight.

Example Sentences:

  • (1) Circuit weight training does not exacerbate resting or exercise blood pressure and may have beneficial effects.
  • (2) Low birth weight, short stature, and mental retardation were common features in the four known patients with r(8).
  • (3) A progressively more precise approach to identifying affected individuals involves measuring body weight and height, then energy intake (or expenditure) and finally the basal metabolic rate (BMR).
  • (4) After 55 days of unrestricted food availability the body weight of the neonatally deprived rats was approximately 15% lower than that of the controls.
  • (5) However, there was no correlation between the length of time PN was administered to onset of cholestasis and the gestational age or birth weight of the infants.
  • (6) In animal experiments pharmacological properties of the low molecular weight heparin derivative CY 216 were determined.
  • (7) Type 1 changes (decreased signal intensity on T1-weighted spin-echo images and increased signal intensity on T2-weighted images) were identified in 20 patients (4%) and type 2 (increased signal intensity on T1-weighted images and isointense or slightly increased signal intensity on T2-weighted images) in 77 patients (16%).
  • (8) No associations were found between sex, body-weight, smoking habits, age, urine volume or urine pH and the O-demethylation of codeine.
  • (9) The peak molecular weight never reached that of a complete 2:1 complex.
  • (10) low molecular weight dextran in the course of right heart catheterization.
  • (11) Pituitary weight, mitotic index and chromosomes were studied in male rats following a single or repeated dose of estradiol-benzoate for a total period of 210 days.
  • (12) Maximal yields of lipid and aflatoxin were obtained with 30% glucose, whereas mold growth, expressed as dry weight, was maximal when the medium contained 10% glucose.
  • (13) During the digestion of these radiolabeled bacteria, murine bone marrow macrophages produced low-molecular-weight substances that coeluted chromatographically with the radioactive cell wall marker.
  • (14) The molecular weight of antigen RFB2 was estimated to be approximately 85,000 daltons based on the results of gel filtration on Sepharose CL-6B.
  • (15) The product of the ugpQ gene, expressed in minicells, has an apparent molecular weight of 17,500.
  • (16) There were significant differences in the body weight of control and undernourished rats in each experiment.
  • (17) Milk yield and litter weights were similar but backfat thickness (BF) was greater in 22 C sows (P less than .05) compared to 30 C sows.
  • (18) After 2 weeks the rats were sacrificed and the brain damage evaluated by comparing the weight of the lesioned and unlesioned hemispheres.
  • (19) Preliminary data also suggest that high-molecular-weight rearrangements of the duplicated region are present in all tissues.
  • (20) It reduced serum AP levels, increased serum Ca levels, increased bone ash weight, epiphyseal and metaphyseal bone volume, with a concomitant reduction in epiphyseal and metaphyseal bone marrow volume.