What's the difference between couching and opaque?

Couching


Definition:

  • (p. pr. & vb. n.) of Couch
  • (n.) The operation of putting down or displacing the opaque lens in cataract.
  • (n.) Embroidering by laying the materials upon the surface of the foundation, instead of drawing them through.

Example Sentences:

  • (1) A changed position of the mirror-reflector in the Rubin-2 thermovision unit as well as the use of an improved model of the couch-chair and a special cassette for electrochemical paper reduce the labour input and raise the information value of the method.
  • (2) But had it been couched in "more cautious terms or less certain terms may not have been capable of criticism at all".
  • (3) To make adjustments, the couch longitudinal position was changed 20 times (range -10 to +15 mm).
  • (4) The gene has been named couch potato (cpo) because several insertional alleles alter adult behavior.
  • (5) In addition to representing the analysis or the analyst in general, the couch can represent the unconscious, or it may take on the symbolic significance of the analyst's or mother's arms, lap, breasts, or womb.
  • (6) Treatment was then planned for a 6 MV linear accelerator using a vertical couch extender which enables the patient to remain supine throughout the treatment by increasing the table height to allow the posterior portal to be treated through the couch.
  • (7) Beside 82% of failures these case reports on cataract-couching contain postoperative complications, epicritically symptomatic for today's clinical pictures, which have been etiologically unknown in 1751.
  • (8) By going to college and graduate school, I thought I was insulating myself from being broke and sleeping on friends’ couches and being hungry again.
  • (9) We sat on the couch and watched as Madiba was set free.
  • (10) Her symptoms were subclinical fever, couch, hemosputum and frequent respiratory infections.
  • (11) These Church objectives suggest a set of CHA objectives, or functions, couched here in the language of long range planning so that they might lend themselves to strategy making.
  • (12) Murine squamous carcinoma cells (KLN205) grown in a medium supplemented with the retinoid, 13-cis retinoic acid (RA), had dose-dependent, selective increases in the expression of certain lectin receptors, which correlated with a dramatic decrease in the ability to form pulmonary colonies (P = .0003) (Couch MJ, Pauli BU, Weinstein RS, Coon JS: JNCI, 78:971-977, 1987).
  • (13) Advantages of isocentrical techniques are thereby maintained, but the number of mechanical movements required is minimized and collimators and couch rotations are not needed.
  • (14) Blotting, adsorption and elution and inhibition studies clearly demonstrated allergenic cross-reactivity (that is, antigenic cross-reactivity detected by IgE antibodies) between olive, privet, ryegrass (Lolium perenne) and couch grass (Bermuda grass: Cynodon dactylon) pollen components.
  • (15) Yesterday, David Cameron pushed things along , acknowledging that boosting Holyrood’s status would reopen big questions for England, and making reference to last year’s report by the McKay commission – a plan that offered a somewhat underwhelming vision of “compromise rather than conflict”, but set out a future in which: “Decisions taken in the Commons which have a separate and distinct effect for England (or England-and-Wales)” would largely “be taken only with the consent of a majority of MPs sitting for constituencies in England (or England-and-Wales).” As is usually the case with such texts, most of it was couched in terms of deadened officialspeak.
  • (16) The intersection of a therapy x-ray beam with steel rails beneath or along the side of the patient support couch should be avoided.
  • (17) When grouped into the 6 key words, the opinions uncovered a vast somatic field, confusion couched in metonymic figures of speech, such as using the term "woman" for "mental patient," moral, genital and sexual connotations.
  • (18) Landrieu has more or less said that she supports it, personally , but has always couched those statements with a clear desire not to go against her state's consensus.
  • (19) To our right, four miles of wide clean beach, fringed by bumpy low sand dunes sprouted here and there with couch grass, flowering creepers and low bushes.
  • (20) This paper develops a theory outlining the formation and evolution of a symbol couched in terms of the neural substrate.

Opaque


Definition:

  • (a.) Impervious to the rays of light; not transparent; as, an opaque substance.
  • (a.) Obscure; not clear; unintelligible.
  • (n.) That which is opaque; opacity.

Example Sentences:

  • (1) "Maybe dullness is associated with psychic pain," Wallace wrote at one point, "because something that's dull or opaque fails to provide enough stimulation to distract people from some other, deeper type of pain that is always there, if only in an ambient low-level way, and which most of us spend nearly all our time and energy trying to distract ourselves from."
  • (2) It should also be realised that, in a very few hospitals, swabs which do not have an opaque marker may occasionally be used in theatre.
  • (3) The colors of mixtures of dental opaque porcelains and modifiers were measured with use of the CIE L*a*b* uniform color space.
  • (4) Type II pigment is extremely electron-opaque after staining with heavy metals to the extent that they appear practically amorphous.
  • (5) In conclusion, the use of metoclopramide in the postoperative period did not result in a quicker return of propulsive motility in the right or left colon as judged by the radio-opaque markers and serial abdominal radiographs.
  • (6) At the former site the membrane overlying the bud showed an electron opaque thickening which imparted to the mature particle an asymmetrical appearance.
  • (7) At that time, the universe underwent a crucial change: it went from being opaque to transparent.
  • (8) Our data confirm the poorer short-term orientation performance of jaundiced infants treated with phototherapy but do not indicate that covering the eyes with an opaque screen improves behavioral organization.
  • (9) All patients had at least one laparotomy, at which time a biopsy was obtained, radio-opaque clips were placed to define the extent of the gross tumor, and usually some form of bypass procedure was performed.
  • (10) Two types are present, a crystalline (clear) form and a white, opaque form with pigmentation resulting from a diene rubber.
  • (11) In two of these cases, pathologic findings included opaque ciliary body cysts, a ciliochoroidal effusion, retinal microaneurysms and hemorrhages, and detachment of both the sensory retina and the retinal pigment epithelium.
  • (12) The WF-1 are originally arranged around the WF-2, as small electron opaque granules making a dark ring, to move towards the periphery of the macrogamete body with maturation.
  • (13) Five fish with lateral lines cut at the opercula were unable to school when wearing opaque eye covers.
  • (14) A combined morphological, autoradiographic, and cytochemical study at the electron microscope level has been directed towards the formation of electron-opaque granules of cultured macrophages.
  • (15) The intranuclear spindle of yeast has an electron-opaque body at each pole.
  • (16) On lecithin agar, interpretation was easier, phospholipase A was detectable, and opaque zones were visible 1 or 2 days earlier than on egg yolk agar.
  • (17) New light-curable adhesive opaque resins were prepared using 4-methacryloxyethyl trimellitate anhydride (4-META), triethylene glycol dimethacrylate (TEGDMA), di (methacryloxyethyl) trimethylhexamethylene diurethane (UDMA) and titanium dioxide.
  • (18) In particular, most prototrophic strains obtained from patients with localized infection had proteins I with molecular weights varying from 35,000 to 38,000 daltons and gave predominantly opaque colonies.
  • (19) Resulting specimens yield an excellent view of the skeletal system and the injected vascular system without obstruction by opaque tissues or disruption by physical removal of connective tissue.
  • (20) Follicles greater than or equal to 5 mm in diameter were classified as clear (n=68) or opaque (n=72) based on their surface appearance.